Glossary term
Break-Even Point (BEP)
Break-even point is the sales level where total revenue equals total costs, leaving no profit and no loss.
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What Is Break-Even Point?
Break-even point is the level of sales where total revenue equals total costs. At that point, the business has covered its fixed and variable costs but has not yet generated profit.
The concept is used in pricing, startup planning, product launches, cost control, and small-business financing because it shows how much must be sold before the economics begin to work.
Key Takeaways
- Break-even point is where revenue and costs are equal.
- It can be calculated in units sold or sales dollars.
- Fixed costs, selling price, and variable cost per unit drive the calculation.
- A lower break-even point generally gives a business more margin for error.
How the Formula Works
The unit formula divides fixed costs by contribution margin per unit. Contribution margin per unit is the selling price minus the variable cost of producing or delivering one unit.
Fixed costs are costs that do not change directly with each unit sold, such as rent or base salaries. Variable cost per unit changes with sales volume. The difference between sales price and variable cost is the amount available to cover fixed costs and then profit.
Input | Effect on break-even point |
|---|---|
Higher fixed costs | Raises the break-even sales level. |
Higher sales price | Lowers break-even if variable costs do not rise as much. |
Higher variable cost | Raises break-even by reducing contribution margin. |
Higher contribution margin | Lowers the sales volume needed to cover fixed costs. |
Example
If a business has $10,000 of fixed monthly costs and earns $25 of contribution margin per unit, it must sell 400 units to break even. Sales above that level begin contributing to profit, assuming the cost structure stays the same.
Where the Number Can Mislead
Break-even analysis is a model. It assumes costs, prices, and sales mix behave as expected. Real businesses may face discounts, returns, seasonal demand, capacity limits, financing costs, and multiple products with different margins.
Break-Even in Dollars
Break-even can also be expressed as a sales-dollar amount. That version divides fixed costs by the contribution margin ratio, which shows how much of each sales dollar is available to cover fixed costs. A business with a 40% contribution margin ratio and $20,000 of fixed costs would need $50,000 of sales to break even.
The dollar method is useful when a company sells several products and wants a rough revenue target, but it depends on the expected sales mix staying close to reality.
Break-even analysis can also show the effect of a proposed price cut, rent increase, new hire, or supplier cost change before the decision is made.
The Bottom Line
Break-even point tells a business how much it must sell before profit begins. It is simple, but useful: pricing, cost structure, and contribution margin all become clearer when viewed through the break-even threshold.