finance
Break-Even Point
Revenue level where total costs equal total revenue. Below it you lose money; above it you make money.
Definition
Break-even point is where total revenue equals total cost - the moment you stop losing money but haven't yet made any. Calculated as Fixed Costs / (Price per Unit - Variable Cost per Unit), or in dollars as Fixed Costs / Gross Margin %. A business with $50K monthly fixed costs and 50% gross margin breaks even at $100K monthly revenue. Knowing your break-even revenue tells you how much you have to sell every month just to keep the lights on, before any profit.
Break-even calculation in dollars and units
Two formulations. Unit-based: fixed costs divided by (price per unit minus variable cost per unit) equals break-even units. Dollar-based: fixed costs divided by gross margin percent equals break-even revenue. A US consulting firm with 60K monthly fixed costs (payroll, rent, software) and 60 percent gross margin breaks even at 100K monthly revenue. The same firm at 40 percent gross margin would need 150K monthly revenue to break even. Calculate both versions because some decisions are unit-level (do I need to sell 50 or 75 retainers per month) and some are revenue-level (do I need to grow to 1.2M or 1.8M annually).
Break-even versus profitable point
Break-even is zero net profit; it is survival, not health. Most US founders aim well above break-even. A useful framework: target revenue at 1.5x to 2x break-even to produce healthy net margin and cash reserve buffer. A firm at 100K monthly break-even should target 150K to 200K monthly revenue. The gap between break-even and target reveals strategic slack: how much can revenue drop before survival is at risk. A 50 percent gap means revenue can fall by one third before the business needs intervention. Less than 25 percent gap is fragile; more than 75 percent gap usually means under-investment in growth.
What changes break-even
Three forces move the break-even point. One, fixed cost changes (new hire, new office, new software platform) raise break-even immediately. Two, gross margin changes (pricing, mix, delivery efficiency) lower or raise break-even by changing the denominator. Three, variable cost changes (input cost inflation, contractor rate changes) affect unit break-even. The implication: every new fixed-cost commitment should be evaluated against break-even impact. A 10K monthly hire at 50 percent gross margin raises break-even revenue by 20K monthly, which is 240K annually. The hire must reliably produce more than 240K incremental revenue to be net positive.
Months above break-even as a stability metric
Track the number of months per year your business runs above break-even. A US small business should aim for 12 of 12, but seasonal businesses might run 8 of 12 (peak season profit covers off-season loss). Less than 8 months above break-even signals structural problems: either seasonality is too pronounced (consider service mix changes) or break-even is too high (cut fixed costs) or revenue is too volatile (work on pipeline predictability). This metric is more honest than annual net income because it reveals the path, not just the destination.
FAQ
How do I calculate break-even for a service business with variable engagement sizes?
Use revenue-based break-even instead of unit-based. Fixed costs divided by gross margin percent equals break-even revenue. For a firm with 80K monthly fixed costs and 55 percent gross margin, break-even is 145K monthly revenue. The engagement size mix can vary; what matters is that monthly revenue at the actual mix produces enough gross profit to cover fixed costs. Track break-even revenue monthly; track engagement count separately as a leading indicator.
Should I include owner compensation in fixed costs?
Yes, at a market salary rate even if your draw is lower. Otherwise break-even is artificially low and you fool yourself about real economic viability. If the market rate for your role is 150K annually (12.5K monthly) but you are drawing 8K, add the 4.5K gap to fixed costs as imputed compensation. The break-even with full owner compensation tells you whether the business can sustain a hired replacement at market rate, which is the true test of business health.
How quickly can I lower break-even in a crisis?
Faster than founders expect, if discretion is exercised. Discretionary OpEx (marketing, contractors, non-essential SaaS) can drop 30 to 60 percent within 30 days. Headcount reductions take 60 to 90 days due to severance and transition. Lease renegotiation takes 90 to 180 days. In a true cash crisis, fixed costs can typically drop 25 to 40 percent within 60 days, which lowers break-even revenue by the same percentage. Identify these cuts in advance via a documented cost reduction plan that lists which expenses get cut at which revenue thresholds.
What is contribution margin and how does it relate to break-even?
Contribution margin is revenue minus variable costs per unit (or per sale). It is the gross profit dollars available to cover fixed costs and produce profit. Break-even is reached when total contribution margin equals total fixed costs. Tracking contribution margin per service line, per customer segment, or per channel reveals which parts of the business are subsidizing fixed costs and which are dragging. Service lines with low contribution margin should either be repriced, made more efficient, or discontinued.
How does break-even change as the business grows?
Break-even typically rises as the business grows because new fixed costs (more salaried staff, larger office, more software) outpace gross margin improvements. A 500K revenue business might break even at 250K; a 2M revenue version of the same business might break even at 1.2M. The ratio of break-even to revenue often stays similar (50 to 65 percent) which is why operating leverage in service businesses is modest. Watch this ratio; if break-even creeps above 70 percent of revenue, fixed costs are growing faster than gross profit and margin compression is coming.
In your business
- →Calculate annually and after any major expense change (new hire, new office)
- →Use it to pressure-test growth plans - can you sustainably hit break-even?
- →Track 'months above break-even' as a stability metric