Browse calculatorsPricing and Profit Calculators
Contribution Margin Calculator
Measure the amount remaining after variable cost to cover fixed costs and profit.
Contribution Margin Calculator
Enter your numbers and the result updates straight away.
Outputs
Planning estimate only. Verify assumptions before making a financial decision.
A $40 price and $24 variable cost produces $16 contribution per unit and a 40% contribution margin ratio.
How this calculation works
Variable cost per unit is subtracted from selling price. The result is divided by price for the contribution ratio and multiplied by units for total contribution.
How to interpret the result
Classify variable and fixed costs consistently. Contribution margin is not gross margin when accounting COGS contains fixed production costs or relevant selling costs sit outside COGS.
Limitations
Results are educational planning estimates. They do not include every tax, legal, accounting, financing, or business-specific consideration and are not professional advice.
Sources and further reading
Formula and example
A $40 price and $24 variable cost produces $16 contribution per unit and a 40% contribution margin ratio.
Common use cases
- Calculate unit economics.
- Supply break-even inputs.
- Compare products or channels.
Contribution Margin Calculator FAQ
How is contribution margin calculated?
Variable cost per unit is subtracted from selling price. The result is divided by price for the contribution ratio and multiplied by units for total contribution.
What should I check before using the result?
Classify variable and fixed costs consistently. Contribution margin is not gross margin when accounting COGS contains fixed production costs or relevant selling costs sit outside COGS.
Does this calculator provide financial advice?
No. It applies the stated formula to your inputs for educational planning. Validate definitions, timing, accounting treatment, and assumptions before acting.