Break-even point

Before you rely on it

What to check

Test it at more than one volume. Fixed costs step up when capacity is exceeded.

The common error

Where people go wrong with break-even point

Treating break-even as a single point. It holds only inside the capacity band you computed it in, and a plan that quietly assumes another lease, another shift or another van has moved the line without saying so.

Worked through

Break-even point in plain numbers

A small bakery has fixed costs of $12,000 a month for rent, staff and equipment; each loaf sells for $40 wholesale and costs $16 in ingredients and packaging, so every loaf contributes $24 toward covering the fixed costs. Divide $12,000 by $24 and the bakery must sell 500 loaves a month to break even. That is $20,000 in revenue. Sell 600 and the extra 100 loaves add $2,400 in profit. Sell 400 and the shop loses $2,400. Raise the price to $44 and the break-even point falls to 429 loaves, and small price changes move it a lot.

Easily confused

Break-even point and its neighbours

Break-even is not the same as payback and not the same as target profit; the break-even point is the volume where profit is zero. Payback period measures how long it takes to recover an investment from cash inflows, and a target-profit calculation adds the profit you want to fixed costs before dividing by contribution per unit. Break-even in units is different from break-even in revenue, though they connect through price. And margin of safety, the gap between actual sales and break-even, tells you how much sales can fall before losses begin.

In real decisions

Where break-even point turns up

Founders use it before launching a product to test whether the plan can work at realistic volumes; managers use it to judge price changes, discounts and cost cuts. Restaurants, gyms and manufacturers watch it because their fixed costs are high; lenders ask for it when assessing a loan. It also guides decisions about adding capacity: a new machine raises fixed costs and lowers variable costs, and break-even shows whether volume can justify it. It is a simple tool that reveals how fragile a plan is.

Know the edges

Where break-even point stops being reliable

The model assumes constant price and variable cost per unit, and fixed costs that stay fixed. In real businesses, costs step up when volume crosses a capacity limit, discounts change average prices, and product mix shifts contribution. It ignores the time it takes to reach volume and the cash needed in the meantime; use it as a first check, then test it with best-case and worst-case numbers and compare against actual results as they come in.

Quick answers

What people ask about break-even point

How do I lower my break-even point? Cut fixed costs, cut variable cost per unit or raise the price. Each raises the contribution per unit or reduces what must be covered. Test each change against demand, since a higher price can lower volume.

Is break-even the same as being profitable? No. Break-even is zero profit. Every unit beyond it adds contribution, and every unit short of it adds to the loss.