⚡ Real-Time Formula Engine

Accurate Monthly Power Estimator

Mirrors the exact formulas from the ISELCO 1 spreadsheet: readings calculation, generation, transmission, distribution unbundling, subsidies, universal charges, and VAT.

Estimated Current Bill
💰
₱7,791.12
593 kWh Current usage cycle
Energy Consumed
⚡
593 kWh
26,393 − 25,800
Avg Daily Usage
📈
29.65 kWh/day
593 kWh ÷ 20 days
Effective Rate / kWh
📊
₱13.14
Total bill ÷ kWh used
Cycle Forecast
📅
₱11,686.68
10 days remaining
📟 Meter Readings & Cycle
Latest meter value
kWh
Last statement value
kWh
Net Power Used
26393 − 25800
593 kWh
Day of month
th
Days In Cycle: 20 days elapsed
Days Remaining: 10 days left
Average Daily Cost: ₱389.56 / day
Est. Extra Charge: ₱3,895.56
Quick Scenarios:
⚙️ Tools & Actions

Cost Distribution by Category

Proportionate unbundled bill share
₱7,791.12
Generation ₱4,705.51 (60.4%)
Transmission ₱705.43 (9.1%)
Distribution ₱787.40 (10.1%)
System Loss ₱587.60 (7.5%)
Universal / Subsidies ₱524.98 (6.7%)
Government Taxes (VAT) ₱478.64 (6.1%)
Component Description Calculation Rule Total Amount (₱)
VATABLE SALES Gen + Ancillary + Trans + SysLoss + Dist + Supply + Metering + Senior Citizen ₱6,787.50
Zero Rated Sales Non-taxable zero rated energy sales ₱0.00
VAT Exempt Sales MCC/RFSC + Missionary + Environmental + Stranded Debt + FIT-ALL + Lifeline ₱524.98
Value Added Tax (VAT) Gen Tax + Trans Tax + Ancillary Tax + 12% Distribution VAT + Other VAT ₱478.64
TOTAL ESTIMATED CURRENT BILL SUM(Vatable + Zero + Exempt + VAT) ₱7,791.12
Effective Cost per kWh Total Bill ÷ kWh Used ₱13.1385 / kWh
Average Daily Cost Bill ÷ 20 elapsed days ₱389.56 / day
Projected Full Month Total Current Bill + (Daily Cost × Remaining Days) ₱11,686.68
⚙️ ISELCO 1 Reference Rates Manager (Click to edit all 22 spreadsheet rates) ▼

These rates are pulled directly from column B and E in ElectricityEstimator.xlsx. You can customize them if your electric cooperative releases updated monthly rate schedules. Changes are automatically saved in your browser.

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