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Calcimator

Well Economics Calculator

Calculate IRR, NPV, and payback period for an oil or gas well.

Inputs

$
bbl/day
%
$/bbl
$/mo
%
%
%

Results

Net Present Value

$16,328,829

Payback Period

8 months

20-Year ROI453%
Total Gross Revenue$44,979,857
Total Production599,731 bbl
Roi453.05
How to Use This Calculator
  1. Enter capital expenditure (CAPEX $), initial production rate (bbl/day), oil price ($/bbl), and royalty rate (%).
  2. Enter operating cost per barrel ($/bbl), decline rate (%), and discount rate (%) for NPV.
  3. Read net present value (NPV $), IRR (%), and payout period (months).
  4. Review undiscounted cumulative cash flow to identify the break-even oil price.
  5. Use sensitivity analysis on oil price and decline rate to assess economic risk.
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