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Business break-even sales calculator UK

Find the unit sales needed to cover fixed costs at a chosen unit contribution. Check the formula, worked example and limits before using your own figures.

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Your estimate

Whole units to break even

200 units
Sales revenue at that volume£5,000.00
Contribution per unit£15.00

Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. Assumes a single product, unchanged prices and capacity. Tax and financing effects are excluded.

How the business break-even sales calculator uk works

Break-even units = fixed costs ÷ (selling price − variable unit cost), rounded up to whole units.

Data basis: mathematical formula using your inputs. Example prices and rates are illustrative, not current market quotes.

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Worked example: business break-even sales

This illustration uses the calculator’s example inputs. It is not a quote or a recommended financial decision.

Fixed costs for period (£)
3,000
Selling price per unit excluding VAT (£)
25
Variable cost per unit (£)
10

Whole units to break even: 200 units

Break-even units = fixed costs ÷ (selling price − variable unit cost), rounded up to whole units.

Business break-even sales: questions answered

What does the business break-even sales calculation include?

Break-even units = fixed costs ÷ (selling price − variable unit cost), rounded up to whole units. Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. Assumes a single product, unchanged prices and capacity. Tax and financing effects are excluded.

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Using your result

Example inputs are a starting point. Replace them with your figures and select Calculate result. Results are rounded for display; calculations use unrounded values.

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