Free · Business planning calculators 💼
Daily Business Overhead Calculator
Estimate the overhead each billable day needs to cover.
- Formula & worked example
- Private in your browser
- No signup
Calculator inputs
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How to use this calculator
- Enter the known values in the units shown. Results update as you type.
- Edit a calculated value to solve backwards, or lock a value to hold it fixed.
- Use the worked example to check the method. Reset restores the starting fields.
Use the result with context
Results are estimates for planning and education. Confirm rates, taxes, fees, and legal requirements with the relevant institution or a qualified professional before making a financial decision.
Formula and method
Divide annual business costs by annual billable days. Use the days you expect to charge for, excluding time reserved for leave, administration and unpaid work.
Overhead per billable day = annual cost ÷ billable days
Worked example
Enter these known values and leave the other values blank.
- Total annual cost
- 40000 USD
- Total billable days per year
- 200 days
- Cost of doing business
- 200 USD
Assumptions and limitations
- Inputs describe one consistent reporting period. Review the formula and counting conventions before comparing results.
Common questions
Is this my recommended daily fee?
It is a cost allocation. A fee may also need to cover your target income, profit, taxes and project risk, depending on which costs you included.
References
The calculation equations, inverse formulas, units, and input rules were imported from this source. Bookify provides the interface and equation solver.
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