Box A — Conservative ★ Recommended Year 1
Box 1: 30,000 fish | Box 2: 40,000 fish
Total stocked: 70,000 fish per cycle
Combined yield: 16,560 kg/cycle (300g avg)
Survival: 80% (Box 1) · 78% (Box 2)
Year 1 net: ₱1,847,752 | 3.5yr net: ₱10,705,234
Break-even: ₱97.57/kg | Payback: Month 11
Box B — Aggressive (Year 2+ target)
Box 1: 40,000 fish | Box 2: 50,000 fish
Total stocked: 90,000 fish per cycle
Combined yield: 20,310 kg/cycle (300g avg)
Survival: 78% (Box 1) · 73% (Box 2)
Year 1 net: ₱2,191,582 | 3.5yr net: ₱12,702,569
Break-even: ₱100.63/kg | Payback: Month 10
Executive Snapshot — Mid Case (₱7/pc · ₱31/kg feed · ₱160/kg)
| Metric |
Box A (30k + 40k) ★ |
Box B (40k + 50k) |
| Total stocked per cycle | 70,000 fish | 90,000 fish |
| Combined yield per cycle | 16,560 kg | 20,310 kg |
| Revenue per cycle (₱160/kg) | ₱2,649,600 | ₱3,249,600 |
| Startup cost (low repair) | ₱1,211,000 | ₱1,351,000 |
| Startup cost (high repair) | ₱1,330,000 | ₱1,470,000 |
| Year 1 net (2 cycles, mid) | ₱1,847,752 | ₱2,191,582 |
| Year 2 net (3 cycles, mid) | ₱3,776,778 | ₱4,485,423 |
| Year 3 net (3 cycles, mid) | ₱3,776,778 | ₱4,485,423 |
| Free-period bonus cycle net | ₱1,303,926 | ₱1,540,141 |
| 3.5-year cumulative net | ₱10,705,234 | ₱12,702,569 |
| Box B advantage over A (3.5yr) | — | +₱1,997,335 |
| Break-even farmgate price | ₱97.57/kg | ₱100.63/kg |
| Break-even survival rate | 48% | 47% |
| Price cushion (vs ₱160 base) | ₱62.43/kg (39%) | ₱59.37/kg (37%) |
| Payback period (mid case) | ~Month 11 | ~Month 10 |
| Aeration required | Optional for Box 2 | Required both boxes |
| Operational complexity | LOW | MEDIUM-HIGH |
Both scenarios remain profitable at 50% survival and ₱140/kg farmgate — the only loss scenario requires catastrophic mortality (<48%) combined with the worst prices in years. This is an exceptionally resilient model.
Confirmed Lease Structure & Payment Schedule
May 6, 2026
₱50,000
Reservation deposit — PAID
May 13, 2026
₱430,000
Balance — 2-year term full payment while contract notarized
After 1st Harvest Yr 3 (~Nov 2027)
₱120,000
Half of Year 3 lease — paid from harvest proceeds
After 2nd Harvest Yr 3 (~Apr 2028)
₱120,000
Remaining Year 3 — paid from harvest proceeds
~May–Oct 2029
₱0
6 free months guaranteed — one full bonus harvest cycle
| Lease Term | Amount | Payment Method | Cash Flow Impact |
|---|
| Year 1 (May 2026–Apr 2027) | ₱240,000 | Prepaid (in ₱480k lump) | Day 1 outflow — plan for it |
| Year 2 (May 2027–Apr 2028) | ₱240,000 | Prepaid (in ₱480k lump) | Already covered by May 13 payment |
| Year 3 (May 2028–Apr 2029) | ₱240,000 | Split — from harvest proceeds | ₱120k Nov 2027 · ₱120k Apr 2028 |
| Free months (May–Oct 2029) | ₱0 | Guaranteed in contract | +₱1.3M–₱1.5M bonus cycle revenue |
| Total lease cost (42 months) | ₱720,000 | | |
Contract clause to confirm: Notify landlord 3 months before contract end (by ~Feb 2029) whether extending. Calendar this now. Missing the notification window forfeits the renewal option.
Year 3 cash flow check (Box A mid case): At Month 17 (after 1st Year 3 harvest), cumulative cash on hand is ~₱474,904 after the ₱120k payment. At Month 22 (after 2nd harvest), ~₱1,468,780 after the ₱120k payment. No cash crisis at mid case. Lowest-stress approach: earmark ₱120k from every harvest starting Year 3.
Farm Layout
| Unit | Area (sqm) | Area (ha) | Purpose |
|---|
| Total leased | 60,000 | 6.00 ha | Full site |
| Nursery | 500 (expandable) | 0.05 ha | Fry → fingerling pipeline; 15k–25k fry capacity per batch |
| Box 1 | 29,500 | 2.95 ha | Semi-intensive grow-out (staggered from Box 2) |
| Box 2 | 29,500 | 2.95 ha | Semi-intensive grow-out (offset ~4 weeks from Box 1) |
| Total productive | 59,500 | 5.95 ha | |
Alternating cycle schedule: Box 1 and Box 2 offset by ~4 weeks. Enables 3 harvest events/year at steady state (1.5 per box). Year 1 = 2 harvests (setup lag). Interior pond complex reduces storm-surge risk vs open coastline — typhoon risk downgraded from HIGH to LOW-MEDIUM.
Startup Costs
Fixed Startup Costs (Same for Both Box Scenarios)
| Category | Item | Low (₱) | High (₱) |
|---|
| Land | 2-yr lease prepay (₱50k May 6 + ₱430k May 13) | 480,000 | 480,000 |
| Infrastructure | Pond repairs & dike setup (Sean's estimate) | 50,000 | 80,000 |
| Infrastructure | CCTV (4–8 cams, solar-compatible) | 15,000 | 25,000 |
| Pond prep | Lime, dolomite, chicken manure (initial) | 15,000 | 22,000 |
| Equipment | Pond prep labor (drain, clean, refill) | 20,000 | 30,000 |
| Equipment | Aerators (1–2 units depending on density) | 25,000 | 40,000 |
| Equipment | Nets, screens, gate hardware | 8,000 | 15,000 |
| Legal/Permits | BFAR, LGU, DA registration | 15,000 | 25,000 |
| Working Capital | 2-month opex reserve (₱35k/mo) | 70,000 | 70,000 |
| Onboarding | Manager first-month advance | 35,000 | 35,000 |
| Fixed Subtotal | | ₱733,000 | ₱822,000 |
Variable Startup — First Stocking Cost by Scenario
| Item | Box A (30k + 40k) | Box B (40k + 50k) |
|---|
| Box 1 fingerlings × ₱7/pc | 30,000 × ₱7 = ₱210,000 | 40,000 × ₱7 = ₱280,000 |
| Box 2 fingerlings × ₱7/pc | 40,000 × ₱7 = ₱280,000 | 50,000 × ₱7 = ₱350,000 |
| Nursery fry (20k × ₱0.15) | ₱3,000 | ₱3,000 |
| Variable subtotal (mid price) | ₱493,000 | ₱633,000 |
Total Startup by Scenario (Low/Mid/High Fingerling Price)
| Fingerling Price | Box A + Low Repair | Box A + High Repair | Box B + Low Repair | Box B + High Repair |
|---|
| ₱5/pc (low) | ₱1,085,000 | ₱1,174,000 | ₱1,185,000 | ₱1,274,000 |
| ₱7/pc (mid) | ₱1,226,000 | ₱1,315,000 | ₱1,366,000 | ₱1,455,000 |
| ₱10/pc (high) | ₱1,433,000 | ₱1,522,000 | ₱1,583,000 | ₱1,672,000 |
All scenarios fit within a ₱2M budget. Box B at high fingerling price + high repair (₱1,672,000) is the tightest — hold ₱328k cash buffer after worst-case Box B startup.
Per-Cycle Variable Costs — Mid Case (₱7/pc fingerlings · ₱31/kg feed)
| Item | Box 1 (30k fish) | Box 2 (40k fish) — Box A | Box 2 (50k fish) — Box B |
|---|
| Fingerlings × ₱7/pc | ₱210,000 | ₱280,000 | ₱350,000 |
| Feed (FCR 1.2 / 1.4 / 1.5) × ₱31/kg | 8,640 kg = ₱267,840 | 13,104 kg = ₱406,224 | 16,425 kg = ₱509,175 |
| Pond prep & fertilizer | ₱10,000 | ₱10,000 | ₱11,000 |
| Harvest labor (casual) | ₱6,000 | ₱7,000 | ₱8,000 |
| Packing + ice | ₱57,600 | ₱74,880 | ₱87,600 |
| Transport to buyer | ₱21,600 | ₱28,080 | ₱32,850 |
| Disease contingency | ₱7,500 | ₱9,000 | ₱10,000 |
| Total per box per cycle | ₱580,540 | ₱815,184 | ₱1,008,625 |
| Combined Cycle Cost (Both Boxes) | Box A (30k + 40k) | Box B (40k + 50k) |
|---|
| Per cycle variable (mid) | ₱1,395,724 | ₱1,823,809 |
| Year 2+ (with 50% nursery supply saving) | ₱1,170,674 | ₱1,534,459 |
| Nursery saving per cycle (Cycle 2+) | ~₱225,050 | ~₱289,350 |
Nursery cost advantage from Cycle 2 onward: Once the nursery is running, it produces ~14,000 fingerlings per 6-week batch at an effective cost of ₱0.57/pc (vs ₱7/pc market price). Two batches per grow-out cycle supply ~50% of fingerling needs, saving ₱225,050–₱289,350 per cycle. This is the single largest operating cost lever available.
| Feed Metrics | Box 1 (30k) | Box 2 (40k) | Box 2 (50k) |
|---|
| FCR | 1.2 | 1.4 | 1.5 |
| Feed starts | Month 3 | Week 6 | Week 4 |
| Feed kg/cycle | 8,640 kg | 13,104 kg | 16,425 kg |
| Fingerlings % of variable cost | 36.2% | 34.3% | 34.7% |
| Feed % of variable cost | 46.1% | 49.8% | 50.5% |
Key difference from BFS-005 v2: Feed is now the dominant cost driver (46–50%), not fingerlings. At higher densities with supplemental feeding from Week 4–6, feed price risk matters more than fingerling price risk. Lock a feed supply contract with Tateh (Calumpit) or Feedmix (Pulilan) before first stocking.
Monthly Fixed Operating Costs
| Item | Monthly (₱) | Annual (₱) |
|---|
| Farm Manager | 17,000 | 204,000 |
| Caretaker | 8,000 | 96,000 |
| Housing allowance | 5,000 | 60,000 |
| Utilities (electric + fuel) | 3,000 | 36,000 |
| Misc maintenance | 2,000 | 24,000 |
| Total Monthly Fixed | ₱35,000 | ₱420,000 |
| Lease amortization (P&L basis) | ₱20,000 | ₱240,000 |
| Total Fixed Overhead | ₱55,000 | ₱660,000 |
Revenue Model
| Metric | Box A (30k + 40k) | Box B (40k + 50k) |
|---|
| Survival rate (Box 1 / Box 2) | 80% / 78% | 78% / 73% |
| Fish harvested (both boxes) | 24,000 + 31,200 = 55,200 | 31,200 + 36,500 = 67,700 |
| Average harvest weight | 300g | 300g |
| Combined yield per cycle | 16,560 kg | 20,310 kg |
| Revenue @ ₱140/kg (low) | ₱2,318,400 | ₱2,843,400 |
| Revenue @ ₱160/kg (mid) | ₱2,649,600 | ₱3,249,600 |
| Revenue @ ₱180/kg (high) | ₱2,980,800 | ₱3,655,800 |
| Annual revenue (3 cycles, ₱160/kg) | ₱7,948,800 | ₱9,748,800 |
| Margin per kg (mid case) | ₱97.57 above break-even | ₱59.37 above break-even |
Annual P&L — 3 Years + Free Period (Mid Case)
Box A — Conservative (30k + 40k) ★ Recommended
★ Recommended Starting Configuration — Best Risk-Adjusted Return for Year 1
| Line Item | Year 1 (2 cycles) | Year 2 (3 cycles) | Year 3 (3 cycles) | Free Period (1 cycle) |
|---|
| Gross Revenue | ₱5,299,200 | ₱7,948,800 | ₱7,948,800 | ₱2,649,600 |
| Variable Costs | (₱2,791,448) | (₱3,512,022)* | (₱3,512,022)* | (₱1,170,674) |
| Fixed Opex (₱35k/mo) | (₱420,000) | (₱420,000) | (₱420,000) | (₱175,000) |
| Lease Cost (P&L basis) | (₱240,000) | (₱240,000) | (₱240,000) | ₱0 (free) |
| Net Profit | ₱1,847,752 | ₱3,776,778 | ₱3,776,778 | ₱1,303,926 |
* Year 2+ variable costs reflect 50% nursery supply (saves ~₱225k/cycle on fingerlings). Year 1 at full market price.
Box B — Aggressive (40k + 50k)
| Line Item | Year 1 (2 cycles) | Year 2 (3 cycles) | Year 3 (3 cycles) | Free Period (1 cycle) |
|---|
| Gross Revenue | ₱6,499,200 | ₱9,748,800 | ₱9,748,800 | ₱3,249,600 |
| Variable Costs | (₱3,647,618) | (₱4,603,377)* | (₱4,603,377)* | (₱1,534,459) |
| Fixed Opex | (₱420,000) | (₱420,000) | (₱420,000) | (₱175,000) |
| Lease Cost | (₱240,000) | (₱240,000) | (₱240,000) | ₱0 (free) |
| Net Profit | ₱2,191,582 | ₱4,485,423 | ₱4,485,423 | ₱1,540,141 |
3.5-Year Cumulative Net Profit Comparison (All Price Scenarios)
| Price Scenario | Box A (3.5yr) | Box B (3.5yr) | Box B Advantage |
|---|
| Worst case (₱10/pc, ₱32 feed, ₱140/kg, high repair) | ₱5,505,756 | ₱6,220,596 | +₱714,840 |
| Mid case (₱7/pc, ₱31 feed, ₱160/kg) | ₱10,705,234 | ₱12,702,569 | +₱1,997,335 |
| Best case (₱5/pc, ₱30 feed, ₱180/kg) | ₱15,548,860 | ₱18,284,260 | +₱2,735,400 |
The ₱2M question: Box B earns ~₱2M more over 3.5 years. The cost is: aerators on both boxes, tighter DO management, a manager who has never run this farm on a density that leaves only 5 points of survival margin before break-even. For Year 1 with a new team, Box A is the right call. Re-evaluate at Cycle 3.
Cash Flow Timeline — Box A Mid Case (₱1,226,000 startup)
| Month | Event | Cash In (₱) | Cash Out (₱) | Cumulative (₱) |
|---|
| 0 | Startup: lease prepay + all setup costs + Cycle 1 stocking | 0 | 2,621,724 | −2,621,724 |
| 1–5 | Growing (fixed opex only, 5 months) | 0 | 175,000 | −2,796,724 |
| 6 | Harvest Cycle 1 + Restock Cycle 2 | 2,649,600 | 1,430,724 | −1,577,848 |
| 7–10 | Growing (4 months) | 0 | 140,000 | −1,717,848 |
| 11 | Harvest Cycle 2 + Restock Cycle 3 | 2,649,600 | 1,430,724 | −498,972 |
| 12–15 | Growing (4 months) | 0 | 140,000 | −638,972 |
| 16 | Harvest Cycle 3 + Restock Cycle 4 | 2,649,600 | 1,430,724 | +579,904 |
| 17 | Year 3 Lease — 1st payment | 0 | 120,000 | +459,904 |
| 18–20 | Growing (3 months) | 0 | 105,000 | +354,904 |
| 21 | Harvest Cycle 4 + Restock Cycle 5 | 2,649,600 | 1,430,724 | +1,573,780 |
| 22 | Year 3 Lease — 2nd payment | 0 | 120,000 | +1,453,780 |
| 26 | Harvest Cycle 5 (free period begins) | 2,649,600 | 1,430,724 | +2,672,656 |
| 31 | Harvest Cycle 6 — free period (no lease) | 2,649,600 | 1,345,674 | +3,976,582 |
Cash flow turns positive at Month 16 (after 3rd harvest, early Year 3). Startup capital fully recovered by Month 11 based on cumulative harvest proceeds. The tightest point is Month 5 (−₱2.8M) — this is why the ₱480k prepaid lease plus full Cycle 1 stocking must be cash-ready on Day 0.
Break-Even & ROI
| Metric | Box A (30k + 40k) | Box B (40k + 50k) |
|---|
| Annual total costs (steady state) | ₱4,172,022 | ₱5,263,377 |
| Annual yield (3 cycles) | 49,680 kg | 60,930 kg |
| Break-even farmgate price | ₱97.57/kg | ₱100.63/kg |
| Current farmgate price | ₱160/kg | ₱160/kg |
| Cushion above break-even | ₱62.43 (39%) | ₱59.37 (37%) |
| Break-even survival rate | 48% | 47% |
| Expected survival | 78–80% | 73–78% |
| Survival cushion | 30–32 points | 26–31 points |
| Startup investment (mid) | ₱1,226,000 | ₱1,366,000 |
| Year 1 ROI (mid case) | 150.7% | 160.4% |
| Year 2 ROI on startup | 308% | 328% |
| Payback period | ~Month 11 | ~Month 10 |
At ₱160/kg current farmgate, both scenarios break even at roughly 48% survival — you can lose more than half your fish and still cover all costs. The strongest signal in this model is how far you are from the break-even floor.
Sensitivity — Year 1 Net Profit (2 cycles, mid-cost inputs)
Box A — Survival Rate × Farmgate Price
| Survival ↓ / Price → | ₱140/kg | ₱160/kg (base) | ₱180/kg |
|---|
| 50% (catastrophe) | −₱511,448 | −₱91,448 | +₱328,552 |
| 60% | +₱76,552 | +₱580,552 | +₱1,084,552 |
| 70% | +₱664,552 | +₱1,252,552 | +₱1,840,552 |
| 78–80% (expected) | +₱1,185,352 | +₱1,847,752 | +₱2,510,152 |
| 90% (excellent) | +₱1,840,552 | +₱2,596,552 | +₱3,352,552 |
Box B — Survival Rate × Farmgate Price
| Survival ↓ / Price → | ₱140/kg | ₱160/kg (base) | ₱180/kg |
|---|
| 50% (catastrophe) | −₱756,000 | −₱196,000 | +₱364,000 |
| 60% | +₱200,000 | +₱900,000 | +₱1,600,000 |
| 73–78% (expected) | +₱1,379,182 | +₱2,191,582 | +₱3,003,982 |
| 90% (excellent) | +₱2,400,000 | +₱3,300,000 | +₱4,200,000 |
Box A produces a loss only if survival drops below 50% AND price falls to ₱140/kg simultaneously. This is a stacked catastrophic scenario. A normal bad year (60% survival, ₱140/kg) still earns +₱76,552 on Box A and +₱200,000 on Box B.
Starting Point Comparison: a (Full Fry) vs b (Fry + Fingerlings)
| Factor | Starting Point a — Full Fry | Starting Point b — Fry + Fingerlings ★ |
|---|
| Main box stocking method | Fingerlings from nursery (takes 4–6 weeks extra) | Buy fingerlings direct; nursery runs fry in parallel for Cycle 2 |
| Day 1 fingerling cost | Same — must buy fingerlings for main boxes either way (nursery only supplies ~14k/batch, not enough for 70k–90k per cycle) | Same |
| First stocking date (Scenario a) | ~July 10–16 (1 extra week for nursery sizing) | ~July 3–9 (fingerlings ready on pond completion) |
| First harvest date | ~Late November 2026 | ~Mid-November 2026 |
| Financial difference Year 1 | < ₱15,000 difference — essentially the same |
| Cycle 2+ fingerling savings | Available from Month 6 onward | Available from Month 5 (1 extra nursery batch ready earlier) |
| Operational complexity Month 1 | Lower — one box live at a time | Slightly higher — nursery + both boxes active |
| Risk if nursery fails | Delays Box 1 stocking by 1–2 weeks | No impact — fingerlings already in Box 1 |
| Recommendation | Use for Year 2+ as steady-state model | Use for Year 1 — simpler, faster, same cost |
Practical reality: The nursery (500 sqm at 40 fry/sqm) produces ~14,000 fingerlings per 6-week batch — far less than the 70,000–90,000 needed per cycle. Neither starting point can avoid buying fingerlings for the main boxes. The choice is purely operational: Point b gets both boxes stocked faster and starts the Cycle 2 nursery pipeline earlier.
Chemical Preparation Guide — 6 Hectares (Paombong, Bulacan)
Sources: FAO Brackishwater Aquaculture Manual (AC061E), SEAFDEC AQD Extension Manual No. 4, DA-FPA Price Update Dec 2025, RP Farms (Facebook), SBS Philippines Corp.
Legend
■ Critical
■ Recommended
■ Optional
| Chemical | Purpose | Rate/ha | Qty for 6 ha | Form | Best Source (Bulacan) | Price/Unit | Total Est. |
| Quicklime (CaO) / Apog |
Pond sterilization, pH spike, kills pathogens & pest fish |
1,000–2,000 kg |
6,000–12,000 kg (120–240 sacks) |
Granular powder |
Hardware & agri stores: Malolos, Hagonoy, Baliuag · RP Farms (FB) for delivery |
₱250–300/50kg sack |
₱30,000–₱72,000 |
| Urea (46-0-0) |
Nitrogen for lablab cultivation; kick-start natural food bloom |
50 kg/application every 12–15 days |
~600 kg/cycle (12 sacks × 50kg) |
Granular (prilled) |
Any FPA-registered agri dealer Bulacan: Precy's (Baliuag), Balma Rice Mill (Plaridel), Sta. Cruz Agro (Guiguinto) |
₱1,518/50kg sack (DA-FPA Dec 2025) |
₱18,216/cycle |
| Ammonium Phosphate (16-20-0) |
Phosphorus — primary lablab fertilizer; apply every 12–15 days |
50 kg/application |
~1,200 kg/cycle (4 apps × 6 ha × 50 kg = 1,200 kg = 24 sacks) |
Granular |
Same FPA dealers as above |
₱1,310/50kg sack (DA-FPA Dec 2025) |
₱31,440/cycle |
| Hydrated Lime (Ca(OH)₂) |
Milder alternative to quicklime — pH correction, safer handling |
1,000–1,500 kg |
6,000–9,000 kg (120–180 sacks) |
Fine powder |
Hardware stores, construction supply — Malolos, Hagonoy |
₱300–380/50kg sack |
₱36,000–₱68,400 |
| Chicken Manure (Organic) |
Organic nitrogen to prime pond bottom for lablab; low cost |
2,000 kg (2 MT/ha) |
12 MT total |
Raw organic |
Local poultry farms: Pulilan, San Rafael, Norzagaray (Bulacan) |
₱3–8/kg |
₱36,000–₱96,000 initial |
| Ammonium Sulfate (21-0-0) |
Supplemental N source; combined with lime also kills pests |
50 kg/application |
300 kg per app (~6 sacks) |
Granular |
FPA agri dealers Bulacan |
₱721/50kg sack (DA-FPA Dec 2025) |
₱4,326/application |
| Saponin / Tea Seed Cake |
Piscicide — kills wild pest fish before stocking. Very effective. |
12–20 g/m³ at 30 cm water depth |
2,160–3,600 kg for 6 ha |
Ground powder (crude) |
No confirmed PH local supplier. Import via Alibaba or ask BFAR Region III. Alternative: thorough drying + lime (see note) |
₱80–150/kg (imported) |
₱172,800–₱540,000 OR ₱0 (lime method) |
| Zeolite (Clinoptilolite) |
Ammonia absorption — recommended at higher stocking densities (Box B) |
200 kg initial; 100 kg/ha follow-up |
1,200 kg initial (48 × 25-kg bags) |
Granular/powder |
Lazada PH (bulk inquiry) · Manila mineral distributors |
₱80–150/kg |
₱96,000–₱180,000 (optional) |
| Probiotics (aquaculture grade) |
Beneficial bacteria for water quality; reduces ammonia/H₂S between water changes |
1–5 L/ha per application |
6–30 L per application |
Liquid concentrate |
UPLB BIOTECH (Los Banos, Laguna) · Feedmix Specialist · Shopee PH |
₱300–600/L est. |
₱5,000–₱18,000/cycle (opt.) |
| Chlorine / Bleaching Powder (70%) |
Water disinfection at pond fill — use if water source is suspect |
20–30 kg/ha |
120–180 kg (~3–4 drums × 40 kg) |
Granular/powder |
Highchem Trading (Manila); pool supply shops Malolos |
₱3,000–5,000/40-kg drum |
₱9,000–₱20,000 (optional) |
| Formalin (37% formaldehyde) |
Disease treatment for external parasites — reserve stock only |
15–25 mg/L bath treatment |
25–50 L reserve |
Liquid |
SBS Philippines Corp, QC — (02) 8371-1111 · customercare@sbsph.com |
₱250–400/L |
₱6,250–₱20,000 (reserve) |
| Potassium Permanganate (KMnO₄) |
Parasite/bacterial treatment on-demand — reserve stock only |
2–4 ppm bath treatment |
2–5 kg reserve |
Crystalline |
SBS Philippines Corp · Chemtradeasia PH (Makati): +63 917 1366197 |
₱800–1,500/kg |
₱1,600–₱7,500 (reserve) |
Chemical Budget Summary — 6 Hectares
| Approach | What's Included | Estimated Total |
|---|
| Minimum Viable (lime-only pest control) | Quicklime + Urea + 16-20-0 + Chicken Manure + reserve formalin/KMnO₄ | ₱80,000 – ₱150,000 |
| Recommended (lime + saponin) | Above + saponin for thorough pest eradication | ₱260,000 – ₱450,000 |
| Full (all chemicals including zeolite) | All of the above + zeolite (Box B) + probiotics + chlorine | ₱370,000 – ₱680,000 |
Saponin decision: Many experienced Bulacan bangus farmers skip saponin and rely on thorough pond drying (2–3 weeks sun exposure) + heavy lime application to eradicate pest fish. This is viable and saves ₱170k–₱540k. Confirm with Sean before ordering saponin — if drying conditions in May are good (they usually are), lime + drying may suffice for Cycle 1.
All fertilizers can be sourced locally within Bulacan. Lime, urea, 16-20-0, and ammonium sulfate are available at FPA-registered dealers in Malolos, Baliuag, Plaridel, and Guiguinto. No Manila trip needed for critical chemicals. Industrial chemicals (formalin, KMnO₄) require a Manila pickup from SBS Philippines Corp — buy reserve stock once before operations begin.
Fertilizer Application Protocol (Per BFAR/FAO)
| Step | Chemical | When Applied | Rate (6 ha total) | Purpose |
|---|
| 1 | Quicklime | On dry pond bottom (after drainage) | 6,000–12,000 kg broadcast | Sterilize + pH correction |
| 2 | Chicken manure | At first fill (5–10 cm water) | 12,000 kg (2 MT/ha) | Organic primer for lablab |
| 3 | Urea + 16-20-0 | Every 12–15 days during lablab growth | 300 kg urea + 300 kg 16-20-0 per application | N+P for lablab |
| 4 | Urea + 16-20-0 (maintenance) | Ongoing every 15–30 days during grow-out | Same rate — reduce if water too green | Sustain natural food base |
| 5 | Saponin (optional) | At 30 cm water level, 7–10 days before full fill | 2,160–3,600 kg dissolved in water | Kill pest fish before stocking |
Farm Preparation Timeline — May 15 Start
Before May 15 — Gary must arrange from Canada: Farm manager hired by May 10 · Lime delivery ordered (delivery by May 20) · Fingerling/fry supplier confirmed + deposit paid · Farm bank account opened (manager co-signatory) · Sean on-site for May 15 drain day
| Week | Dates | Phase | Key Activity | Who | Scenario A vs B Difference |
|---|
| PHASE 1 — POND DRAINING |
| 1 | May 15–21 | Drain | Open all drainage gates. Gravity drain begins. 5–10 day process timed to outgoing tides. | Manager + Sean | Same for both |
| 2 | May 22–28 | Inspect | Walk entire dike and pond bottom. Mark crab holes, erosion, soft spots, gate seal issues. Create repair priority list for Sean → Gary sign-off on repair budget. | Manager + helpers | Same for both |
| PHASE 2 — SUN DRYING + REPAIRS |
| 3 | May 29–Jun 4 | Dry + Repair | Pond bottom cracking (target: 1–2 cm cracks). Dike patching with compacted clay. Gate seal repair. Aerator inspection. | Manager + day labor + electrician | Same for both |
| PHASE 3 — LIME APPLICATION + NURSERY SETUP |
| 4 | Jun 5–11 | Lime + Nursery | Apply quicklime/hydrated lime to dry pond bottom. Both boxes: broadcast 6,000–12,000 kg total. Allow 5–7 days of lime action. Begin shallow fill of nursery (5–10 cm) and apply chicken manure/urea to start lablab. | Manager + 2–3 helpers | Same for both — nursery seeded this week regardless |
| PHASE 4 — MAIN BOX REFILLING + LABLAB ESTABLISHMENT |
| 5 | Jun 12–18 | Refill + Fertilize | Open tidal intake gates. Fill slowly to 20–30 cm. Screen all inflow (500 micron mesh). Broadcast Urea + 16-20-0 to main boxes to initiate lablab. | Manager | Scenario a: Fry arrive at nursery this week (15k–25k pcs) · Scenario b: Confirm fingerling delivery date (target early July) |
| 6 | Jun 19–25 | Lablab growth | Lablab forming — visible as brown-green film. Maintain 20–30 cm depth for sunlight penetration. Second fertilizer application if growth is thin. Nursery fry feeding begins (3–4x daily). | Manager | Scenario a: Nursery fry Week 2 · Scenario b: Nursery pipeline fry Week 2 |
| PHASE 5 — LABLAB VERIFICATION + STOCKING CLEARANCE |
| 7 | Jun 26–Jul 2 | Sean Inspection | Sean inspects lablab density. GO/NO-GO for stocking. Water quality check: pH 7.5–8.5, salinity 10–35 ppt, DO >4 mg/L (morning). Do NOT stock until Sean clears. | Sean + Manager | Scenario b: Fingerling delivery pre-arranged for Week 8 |
| PHASE 6 — BOX 1 STOCKING |
| 8 | Jul 3–9 | Box 1 Stocked | Box 1 fingerlings arrive and stocked. Acclimatize (15–20 min float + 30 min gradual water mix). Stock in early AM or late PM (not midday heat). Post-stocking: monitor 3x daily for 7 days. | Sean + Manager | Scenario b: Fingerlings delivered direct — stock immediately · Scenario a: Nursery fry reach ~1.5 inches; transfer to Box 1 (Week 9) |
| 9–10 | Jul 10–23 | Post-stock + Box 2 prep | Box 1 monitoring. Begin supplemental feeding (lablab-primary). Sean inspects Box 2 lablab — should be stockable by Week 10 (5+ weeks of growth). | Manager daily | Scenario a: Box 1 stocked Week 9 (nursery transfer) |
| 11 | Jul 24–30 | Box 2 Stocked | Box 2 fingerlings arrive and stocked. Same protocol as Box 1. Both boxes now in production. Farm is in full grow-out mode. | Sean + Manager | Both scenarios: same timing for Box 2 |
| PHASE 7 — GROW-OUT (5 MONTHS FROM STOCKING) |
| 12–22 | Jul 31–Oct 15 | Grow-out | Twice-daily feeding. Water exchange every 2 weeks (20–30% tidal flush). Every 2 weeks: pull 10–15 fish for weight sampling. Escalate feed amount +10–15% per fortnight. ⚠ Typhoon monitoring daily (PAGASA) — August–October is peak risk. | Manager daily | Same for both |
| PHASE 8 — PRE-HARVEST + FIRST HARVEST |
| 20–22 | Sep 4–Oct 15 | Pre-harvest prep | Gary contacts fish buyers now (do not wait). Confirm price, pickup date, ice, transport, harvest crew. Pull sample: if avg weight ≥280g, plan harvest. | Manager + Gary remote | Same for both |
| 23–26 | Oct 16–Nov 12 | Box 1 Harvest | Box 1 first harvest. Target 280–350g fish. Start 4–5 AM. Seine net. Load into ice-lined bañera. Record total weight + price. Restock Box 1 immediately for Cycle 2. | Manager + hired harvest crew + Sean | Scenario b: ~mid-Nov · Scenario a: ~late Nov |
| 27–30 | Nov 13–Dec 10 | Box 2 Harvest | Box 2 first harvest. December window is safest — post-typhoon season. Restocked for Cycle 2. | Manager + crew | Both scenarios: December harvest window |
Typhoon Authorization — Gary must write this before August: "If a typhoon Signal 1+ is declared for Bulacan, the Farm Manager (with Sean's concurrence) is authorized to begin emergency early harvest without waiting for Gary's remote approval." Gary is in Canada — a different time zone cannot be the bottleneck on a typhoon response. This must be documented before grow-out season.
Critical Path (Any Delay Here Delays First Harvest)
| # | Item | Deadline | Risk if Missed |
|---|
| 1 | Farm manager hired | May 10 | No one coordinates pond prep — entire timeline shifts |
| 2 | Lime delivered to site | May 20 | Can't lime on Week 4 — stocking pushed 1–2 weeks toward typhoon season |
| 3 | Fingerling/fry supplier confirmed + deposit | May 15 | Hatcheries book out; last-minute orders = poor quality |
| 4 | Drainage starts May 15 | May 15 | Every week of delay shifts harvest into typhoon peak |
| 5 | Sean's lablab inspection go/no-go | Week 7 (Jun 26) | Stocking into unready pond = high mortality in Week 1 |
| 6 | Box 1 stocked by July 15 at latest | Jul 15 | October harvest becomes very tight against typhoon window |
| 7 | Harvest logistics arranged | September (Week 20) | No buyer = no harvest = fish overgrow and eat into margin |
Risk Register
| Risk | Level | Box | Mitigation |
|---|
| Typhoon / storm surge (Jul–Oct) | MEDIUM | All | Interior pond complex reduces surge risk. Pre-authorize emergency harvest. Check dike height against Paombong flood history with Sean before May 15. |
| Oxygen crash (DO drop) | LOW-MED | Box A | 30k density can survive without aeration. Lablab produces DO naturally. Monitor morning behavior daily. |
| Oxygen crash (DO drop) | MEDIUM | Box B (50k) | Aeration mandatory. 1 paddle wheel/box minimum. Generator standby. Alarm system or nighttime farm manager monitoring. |
| Disease outbreak (vibrio, parasites) | MEDIUM | All | Pond prep discipline. Source fingerlings from BFAR-certified hatchery. Contingency budget (₱7,500–₱10,000/cycle) already in model. Keep formalin + KMnO₄ reserve. |
| Feed price escalation (>15%) | MEDIUM | All — Box B most exposed | Feed is 46–50% of variable cost. Lock 3-cycle supply contract with Tateh (Calumpit) or Feedmix (Pulilan) before first stocking. Break-even rises only ~₱12/kg per 15% feed price increase. |
| Fingerling transport mortality | MEDIUM | All | Binmaley is 200+ km — use minimum 2 hatchery sources. Require F1 hatchery-bred (not wild-caught). Sean must be on-site for every fingerling delivery. |
| Remote management gap | MEDIUM | All | CCTV (budgeted). Weekly video call with manager. Monthly bank statement review by Gary. Pre-delegated decision authority for typhoon events. |
| Year 3 lease payment timing | LOW | All | Harvest proceeds (₱2.6M–₱3.2M) vastly exceed ₱120k payment. Earmark ₱120k from each harvest starting Year 3. No cash crisis risk at mid case. |
| Lease renewal Year 4 (rate spike) | MEDIUM | All | Negotiate Year 4–6 option clause with ≤10% annual cap increase in current contract. Do this during May 13 contract signing. |
| Farmgate price drop | LOW | All | Break-even at ₱97–101/kg. Current price 2× above floor. Establish 3+ buyer relationships before first harvest. Hagonoy + Malolos wet market networks. |
| Water quality / salinity drift | LOW-MED | B (higher sensitivity) | Tide-gate management. Target 10–35 ppt. Rain dilution Jul–Oct — monitor weekly with refractometer. |
| Theft / pilferage | LOW | All | CCTV + caretaker on-site 24/7. Already budgeted. |
Verdicts
Box A (30k + 40k) / Starting Point b — GO ★ Recommended for Year 1
Box A at 70,000 total fish per cycle is solidly within documented Philippine semi-intensive yields. Box 1 at 30k fish/2.95 ha runs on lablab until Month 3 — low aeration dependency, maximum management forgiveness. Box 2 at 40k fish is moderately intensive, benefits from a single paddle wheel but can manage without for the first cycle while you validate FCR control.
Year 1 mid-case net of ₱1,847,752 covers startup investment in Month 11. Break-even survival rate is 48% — you can lose more than half your stock and still cover costs. Starting Point b (buy fingerlings for both boxes, run nursery for Cycle 2 pipeline) is the right call for Year 1: identical cost to Starting Point a but 1 week faster to first stocking and one extra nursery batch ready before Cycle 2.
Run Box A for Cycles 1 and 2. Evaluate upgrading Box 2 to 50k density from Cycle 3 after Sean has demonstrated FCR control.
Box B (40k + 50k) — DEFER to Cycle 3 or Year 2
Box B generates ₱2M more over 3.5 years — real money, not trivial. But that ₱2M comes with Box 2 running at 50,000 fish on a farm that has never been operated before, managed by a team in its first cycle, under remote supervision from Canada. At 50k density: survival assumption drops to 73%, aeration is mandatory (not optional), feed starts from Week 4, and a single oxygen crash night can wipe ₱350,000 in fingerlings and 4 months of feed cost.
The risk is not the farmgate price or the fingerling cost. The risk is a DO crash at night when no one is checking. Until the generator is tested, the aerators are proven, and Sean has validated that the farm manager checks dissolved oxygen every morning before dawn — Box B's density adds operational risk that isn't justified in Cycle 1.
Target Box B configuration from Cycle 3 (Month 11). Run one box at 50k as a test while the other stays at 40k. Confirm aerators and the backup protocol first.
Lease Terms — GO
The payment structure is favorable compared to full prepay. Year 3 rent paid from harvest proceeds effectively turns the third year into a cash-neutral lease — you pay from the revenue it generates. The 6 free months add ₱1.3M–₱1.5M of bonus harvest income with zero land cost. The 3-month notification window for extension is the only administrative risk — calendar it now for February 2029. If there's one clause to add before signing: a Year 4–6 option with a ≤10% annual rate cap.
Summary Scorecard
| Criterion | Box A / Starting Point b ★ | Box B / Starting Point b |
|---|
| Startup cost (mid) | ₱1,226,000 | ₱1,366,000 |
| Year 1 net (mid) | ₱1,847,752 | ₱2,191,582 |
| 3.5-year net (mid) | ₱10,705,234 | ₱12,702,569 |
| 3.5-year net (worst case) | ₱5,505,756 | ₱6,220,596 |
| Break-even farmgate | ₱97.57/kg | ₱100.63/kg |
| Break-even survival | 48% | 47% |
| Payback | Month 11 | Month 10 |
| Aeration requirement | Optional Box 2 | Required both boxes |
| Remote management risk | LOW | MEDIUM-HIGH |
| Verdict | GO — Year 1 | DEFER to Cycle 3 |
The upgrade path: Cycle 1 + 2 at Box A (~₱3.7M net). Upgrade Box 2 to 50k in Cycle 3 after proving FCR. By Year 2 you're approaching Box B returns without taking Box B risk in Cycle 1. The ₱2M Box B advantage is available to you — it just requires proving the operations first.
BFS-007 | Gary's Bangus Farm | Paombong, Bulacan | May 6, 2026 | Confirmed Lease Model — Replaces BFS-005 v2 (prospective) | Powered by Claude Sonnet 4.6 + Opus Financial Analysis