If you look at any profit and loss statement, you'll see at least two different "profit" numbers: gross profit and net profit (sometimes called net income). They're calculated differently and they answer different questions. Understanding both is essential to understanding how your business actually makes money.
Gross Profit: What Your Core Business Actually Earns
Gross profit is revenue minus the direct costs of producing what you sold (cost of goods sold, or COGS). It measures how efficiently you produce and deliver your product or service — before accounting for the overhead of running the business.
The formula: Gross Profit = Revenue − Cost of Goods Sold
Example: A baker sells $12,000 of cakes in a month. The flour, butter, eggs, packaging, and direct labor cost $4,800. Gross profit = $12,000 − $4,800 = $7,200.
The gross profit margin — gross profit divided by revenue — tells you what percentage of each sale is left after covering the direct cost of production. In the example: $7,200 ÷ $12,000 = 60% gross margin. For every dollar of cakes sold, 60 cents is available to cover overhead and generate profit.
What a low gross margin tells you: Either your prices are too low relative to your direct costs, or your production costs are too high. Gross margin problems are often pricing problems or supply chain problems.
What a high gross margin tells you: The core business generates good returns on each sale. This doesn't mean the business is profitable overall — you still have to cover overhead.
Net Profit: What's Actually Left After Everything
Net profit (or net income) is what remains after subtracting all expenses from revenue — including COGS, operating overhead, interest, and taxes. It's the bottom line: what the business actually earned during the period.
The formula: Net Profit = Revenue − All Expenses (COGS + Operating Expenses + Interest + Taxes)
Continuing the baker example: Gross profit was $7,200. Operating expenses — rent, utilities, insurance, marketing, accounting software — total $3,800. Operating income = $7,200 − $3,800 = $3,400. After taxes, net profit = roughly $2,500.
The net profit margin — net profit divided by revenue — shows what fraction of revenue the business keeps after all costs: $2,500 ÷ $12,000 ≈ 21%.
Why You Need Both Numbers
Gross profit tells you about your product or service economics. Net profit tells you about the business as a whole, including whether your overhead is appropriately sized for your revenue.
A business can have strong gross margins but poor net margins if overhead is too high. A business with thin gross margins has to operate with extreme efficiency to generate any net profit at all. Different industries have characteristically different margin profiles — a software company might have 80%+ gross margins; a restaurant might have 30–40% gross margins and 5–10% net margins.
Tracking both over time gives you two diagnostic tools: if gross margin falls, investigate pricing or direct costs. If net margin falls despite stable gross margin, investigate overhead spending.
Quick Reference
- Gross profit = Revenue − COGS
- Gross margin = Gross profit ÷ Revenue
- Net profit = Revenue − All expenses
- Net margin = Net profit ÷ Revenue
The Bottom Line
Gross profit tells you how well you deliver your product or service. Net profit tells you whether the whole business — overhead and all — makes financial sense. Healthy businesses tend to have clear gross margins appropriate to their industry, controlled overhead, and net margins that leave something meaningful on the table. For the full picture on financial statements, see our hub guide: What Is a Profit and Loss Statement?
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