Break-Even Analysis: Know Your Numbers Before Making Big Decisions

A client came to me wanting to open a second location. Revenue at the first location was $900K. They figured doubling locations would double revenue. I asked one question: "What's your break-even at the new location?" They didn't know. So we calculated it.

The new location's fixed costs (rent, staff, insurance, utilities) would be $28K per month. Their gross margin on services was 55%. That meant break-even revenue was $51K per month, or $612K per year. They'd need $612K at the new location just to not lose money. When we looked at their market analysis, realistic first-year revenue at the new location was $400K. That's a $212K annual loss before they'd start turning the corner.

They didn't open the second location. That one calculation saved them from a six-figure mistake.

The Formula

Break-even is straightforward. There are two versions depending on your business.

For service businesses: Break-Even Revenue = Fixed Costs / Gross Margin Percentage

If your monthly fixed costs are $25,000 and your gross margin is 60%, you need $41,667 per month in revenue to break even. Below that, you're losing money.

For product businesses: Break-Even Units = Fixed Costs / (Price Per Unit - Variable Cost Per Unit)

If your fixed costs are $25,000 per month, you sell at $100 per unit, and each unit costs $40 to produce, you need to sell 417 units per month to break even.

According to the BDC, 70% of Canadian small businesses that fail cite poor financial management. Knowing your break-even point is the most basic form of financial management there is.

Fixed Costs vs. Variable Costs

Getting this split right is critical. Fixed costs don't change with revenue: rent, insurance, salaried staff, loan payments, base software subscriptions. Variable costs change directly with revenue: materials, commissions, subcontractor costs, shipping.

Some costs are semi-variable. Your phone bill has a base cost plus usage charges. Employee overtime is variable. For break-even analysis, categorize each cost as primarily fixed or primarily variable. Don't overthink it. Directional accuracy matters more than decimal precision.

Using Break-Even for Decisions

Hiring. A new employee costs $65K fully loaded (salary, benefits, taxes). If your gross margin is 50%, that employee needs to generate $130K in revenue to cover their cost. Can they realistically do that? If not, the hire doesn't make financial sense yet.

New services. Launching a new service line costs $40K in the first year (development, marketing, initial staff time). At a 55% margin, you need $73K in revenue from that service to break even. Over what timeframe is that realistic?

Equipment purchases. A $80K piece of equipment that saves you $3K per month in labour breaks even in 27 months. Can you afford 27 months of payments before it pays for itself?

Price changes. If you raise prices by 10% and lose 5% of clients, where does your new break-even land? Usually you're better off because the lost volume costs less than the gained margin.

Margin of Safety

Your margin of safety is how far above break-even your actual revenue sits. If your break-even is $50K/month and you're doing $70K, your margin of safety is $20K or 29%. That means revenue can drop 29% before you start losing money.

A healthy margin of safety is 20% or more. Below 10% and one bad month puts you in the red. If your margin of safety is thin, you need to either grow revenue or reduce fixed costs.

What to Do This Week

1. List your fixed costs. Everything you pay regardless of revenue. Add them up. That's your monthly nut.
2. Calculate your gross margin. Revenue minus variable costs, divided by revenue. Express as a percentage.
3. Calculate break-even. Fixed costs divided by gross margin percentage. Write this number on a sticky note and put it on your monitor.
4. Calculate margin of safety. How far above break-even is your current revenue? If it's below 20%, that's your first priority to fix.

The Bottom Line

Every business decision has a break-even point. Hiring, expanding, launching new services, buying equipment, and changing prices. Know the number before making the commitment. The math takes 10 minutes and can save you tens of thousands of dollars. If you want help running break-even scenarios for a decision you're considering, book a free call.

Next step: run the numbers in the free breakeven calculator.