EAC Forecast Calculator
Forecast the total final cost of your project based on current cost performance using the standard Earned Value formula EAC = BAC / CPI.
Calculator
EAC = BAC / CPI where CPI = EV / ACEnter values to compute.
Interpretation Guide
- EAC ≤ BACProject trending under budget at completion.
- EAC 1–10% over BACModerate overrun — manage closely.
- EAC > 10% over BACMaterial overrun — escalate and replan.
Example
BAC $500k, EV $200k, AC $240k → CPI 0.83 → EAC ≈ $600k, a $100k overrun forecast.
Real-world use cases
- Monthly forecast updates
- Change-control board decisions
- Portfolio funding adjustments
Common mistakes
- Assuming early-period CPI is stable
- Ignoring known future risks not in CPI
Professional tips
- Compare EAC against ETC bottom-up estimates
- Use sensitivity (CPI × SPI) for stressed forecast
FAQ
Frequently asked questions
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