How to Calculate Break-Even Revenue for a Service Business

A service business can generate a lot of revenue and still make almost no money.

Consider two companies.

Company A

Monthly revenue:

£40,000

Monthly profit:

£8,000

Company B

Monthly revenue:

£80,000

Monthly profit:

£2,000

Company B generates twice as much revenue.

But Company A is financially healthier.

That is why revenue alone does not tell you whether a service business is performing well.

One of the most useful numbers an owner can understand is:

break-even revenue.

Break-even revenue tells you approximately how much sales revenue your business needs before it has covered its operating costs.

A basic model looks like:

Revenue

↓

Direct Job Costs

↓

Gross Profit

↓

Overhead

↓

Operating Profit

At break-even:

Operating Profit = £0

You have covered your costs, but you have not yet generated meaningful profit.

Once you understand this number, you can make better decisions about:

• pricing;
• technician targets;
• marketing budgets;
• hiring;
• equipment purchases;
• expansion.

What Is the Break-Even Point?

The break-even point is where:

Total Revenue = Total Costs

At that point, the business is neither making nor losing money under the assumptions used in the calculation.

If monthly break-even revenue is:

£50,000

then:

£40,000 Revenue

You may be operating below break-even.

£50,000 Revenue

Approximately break-even.

£65,000 Revenue

You are operating above break-even.

The exact profit still depends on:

• margins;
• additional expenses;
• financial structure.

But the number gives management a useful target.

Break-Even Revenue Is Different From Cash Flow

This is important.

Break-even analysis is primarily about:

profitability.

Cash-flow forecasting is about:

timing of money entering and leaving the bank.

A company can be:

profitable

and still face a temporary cash shortage because customers have not paid yet.

Likewise, a company can have:

cash in the bank

while operating below break-even because the cash came from:

• loans;
• previous profits;
• owner investment.

You need both metrics.

Why Break-Even Revenue Matters

Without a break-even target, owners may manage by instinct.

They say:

We need to do about £60,000 this month.

Why?

Often there is no calculation behind it.

A break-even model lets you ask:

What do we actually need to sell to cover the business?

That turns revenue targets into something more meaningful.

The Basic Break-Even Revenue Formula

For many service businesses, a practical formula is:

Break-Even Revenue = Fixed Operating Costs ÷ Gross Margin Percentage

For example:

Monthly fixed operating costs:

£20,000

Gross margin:

40%

Break-even revenue:

£20,000 ÷ 0.40 = £50,000

So the company needs approximately:

£50,000 monthly revenue

to generate:

£20,000 gross profit

which covers:

£20,000 fixed costs.

Why Gross Margin Is Used

Revenue itself does not pay overhead.

The portion remaining after direct job costs does.

Suppose a job sells for:

£1,000

and direct costs are:

£600.

Gross profit:

£400

Gross margin:

40%.

That £400 contributes toward:

• office salaries;
• rent;
• software;
• marketing;
• insurance;
• management;
• profit.

This is why break-even revenue depends heavily on gross margin.

Gross Margin Formula

Use:

Gross Profit ÷ Revenue × 100

Example:

Revenue:

£100,000

Direct job costs:

£60,000

Gross profit:

£40,000

Gross margin:

40%.

Gross Margin vs Markup

Do not confuse margin with markup.

If something costs:

£600

and sells for:

£1,000

profit:

£400

Markup on cost:

£400 ÷ £600 = 66.7%

Gross margin:

£400 ÷ £1,000 = 40%

They are different.

For break-even calculations, the margin percentage is typically the more useful figure.

Step 1: Identify Fixed Operating Costs

Fixed costs are expenses that do not change directly with every individual job.

Examples may include:

• office salaries;
• management wages;
• rent;
• insurance;
• software;
• phones;
• accounting;
• marketing retainers;
• vehicle finance;
• warehouse;
• administrative expenses.

The exact classification depends on your accounting structure.

The goal is consistency.

Example Monthly Fixed Costs

Expense	Monthly Cost
Office Payroll	£7,000
Rent / Storage	£1,500
Vehicle Fixed Costs	£2,500
Insurance	£1,200
Software	£800
Marketing	£3,000
Phones / Internet	£500
Accounting / Admin	£700
Other Overhead	£800

Total:

£18,000

This becomes the starting point.

Step 2: Identify Direct Job Costs

Direct costs usually increase as more work is completed.

Examples include:

• field labor;
• materials;
• subcontractors;
• job-specific equipment;
• disposal;
• commissions tied directly to sales.

Suppose:

Monthly revenue:

£60,000

Direct costs:

£36,000

Gross profit:

£24,000

Gross margin:

40%.

Step 3: Calculate Break-Even Revenue

Use:

Fixed Costs ÷ Gross Margin

Fixed operating costs:

£18,000

Gross margin:

40%

Break-even:

£18,000 ÷ 0.40

=

£45,000 per month

That means around:

£45,000 revenue

is needed to cover the fixed-cost structure under those assumptions.

Step 4: Add a Profit Target

Break-even should not be your long-term goal.

A business that only breaks even has little room for:

• unexpected costs;
• equipment replacement;
• owner return;
• growth;
• mistakes.

Once you know break-even, add a target profit.

Suppose:

Fixed costs:

£18,000

Desired operating profit:

£6,000

Required gross profit:

£24,000

At 40% gross margin:

£24,000 ÷ 0.40

=

£60,000 revenue

Now the business has two useful targets:

Break-Even Revenue: £45,000

Target Revenue: £60,000

Much more useful than saying:

Let’s try to do £60K.

Break-Even Example for a Plumbing Business

Suppose a plumbing company has:

Monthly fixed overhead:

£25,000

Average gross margin:

45%

Break-even revenue:

£25,000 ÷ 0.45

=

approximately:

£55,556

If the business wants:

£10,000 operating profit

then required gross profit becomes:

£35,000

Revenue target:

£35,000 ÷ 0.45

=

approximately:

£77,778

Now the owner knows:

Below ~£55.6K

Likely below operating break-even.

Around £55.6K

Approximately break-even.

Around £77.8K

Potentially supports the targeted £10K operating profit.

Break-Even Example for an Electrical Contractor

Fixed monthly costs:

£30,000

Gross margin:

35%

Break-even revenue:

£30,000 ÷ 0.35

=

approximately:

£85,714

This company needs much more revenue than the plumbing example because its gross margin is lower.

That demonstrates an important principle:

lower gross margins create higher break-even revenue.

Why Margin Has Such a Big Impact

Suppose fixed costs are:

£20,000

At 50% Gross Margin

Break-even:

£40,000

At 40% Gross Margin

Break-even:

£50,000

At 30% Gross Margin

Break-even:

£66,667

At 25% Gross Margin

Break-even:

£80,000

Same overhead.

Very different revenue requirement.

This is why improving margin can sometimes be more powerful than simply chasing more sales.

Revenue Growth Without Margin Can Be Dangerous

Suppose a company increases monthly revenue from:

£60,000

to:

£90,000.

Sounds excellent.

But gross margin drops from:

40%

to:

25%.

Before

£60,000 × 40% =

£24,000 gross profit

After

£90,000 × 25% =

£22,500 gross profit

The business generated:

£30,000 more revenue

but less gross profit.

This is why:

revenue without margin can be misleading.

Track Gross Profit, Not Only Revenue

Owner dashboard should not only show:

Revenue: £80,000

Also show:

Gross Profit: £32,000

Gross Margin: 40%

Overhead: £24,000

Operating Profit: £8,000

Now management sees the full picture.

What Counts as Overhead?

Overhead generally includes costs required to operate the business that cannot easily be attributed to one specific job.

Examples:

• management;
• administration;
• office;
• insurance;
• software;
• general marketing.

But expense classification varies.

Work with your bookkeeper or accountant so job costing and financial reports use consistent categories.

The most important thing is:

do not change definitions every month.

Owner Salary Can Affect Break-Even

This is often mishandled.

Imagine the owner works:

60 hours per week

inside the business but pays themselves almost nothing.

The company appears profitable.

But if another person had to replace the owner’s work, the business might become unprofitable.

Include realistic compensation for owner roles where appropriate.

Ask:

What would it cost the company to replace the work I currently perform?

This gives a clearer view of economic profitability.

Technician Wages: Direct Cost or Overhead?

It depends on how your accounting system is structured.

For many field-service businesses, technician labor directly associated with jobs is treated as:

direct cost.

Office and management wages may be treated as:

overhead.

The key is consistency.

If technician wages are already included in cost of goods sold or direct job costs:

do not count them again in fixed overhead.

Avoid double counting.

Materials Should Usually Be Included in Job Costs

If a job includes:

£500 parts

those materials affect gross profit.

Selling price:

£1,500

Direct labor:

£400

Materials:

£500

Other direct cost:

£100

Total direct cost:

£1,000

Gross profit:

£500

Gross margin:

33.3%.

That margin helps determine break-even.

Variable Marketing Costs

Marketing can be complicated.

A fixed:

£2,000 SEO retainer

may behave like fixed overhead.

A commission paid only when a job sells may behave more like a variable cost.

Google Ads spend can also scale with growth.

You can choose a consistent treatment based on your financial model.

The key is not mathematical perfection.

It is building a useful management model.

Calculate Annual Break-Even Revenue

If monthly fixed costs are stable, you can estimate annual break-even.

Example:

Monthly overhead:

£25,000

Annual:

£300,000

Gross margin:

40%

Annual break-even:

£300,000 ÷ 0.40

=

£750,000 annual revenue

This helps with annual planning.

But still track monthly or weekly performance because seasonality matters.

Break-Even Can Change by Season

An HVAC business may experience:

• summer peak;
• winter peak;
• shoulder-season slowdown.

A landscaping company may have:

• strong spring/summer;
• weak winter.

Break-even costs may remain relatively stable even when revenue changes.

This is why strong seasons often need to help support slower periods.

Monthly Break-Even Is Not Always Identical

Some months contain:

• annual insurance;
• bonuses;
• software renewals;
• equipment maintenance.

For planning, you may use:

average monthly overhead

or calculate actual monthly cost.

Use whichever gives management the most useful picture.

Convert Break-Even Revenue Into Weekly Revenue

Suppose monthly break-even is:

£60,000.

Approximate weekly target:

£60,000 × 12 ÷ 52

=

approximately:

£13,846 per week

This can make performance easier to monitor.

Convert Break-Even Into Daily Revenue

Suppose you operate:

5 days per week

and weekly target is:

£13,846.

Daily average:

about £2,769.

Now operations can compare:

daily booked revenue

with:

required production.

Use this carefully because not every day needs to produce exactly the same amount.

Break-Even Per Technician

You can also convert company targets into technician-level targets.

Suppose:

Monthly revenue target:

£80,000

Field technicians:

4

If workload is evenly distributed:

£20,000 per technician per month

This is not a perfect metric.

Technicians may handle different services.

But it provides a starting point.

Revenue per Productive Hour

Suppose each technician produces:

120 productive hours per month.

Revenue requirement per technician:

£20,000

Revenue per productive hour:

£166.67

This helps connect:

• pricing;
• utilization;
• revenue targets.

If average revenue per productive hour is only:

£110

you may have a structural gap.

Do Not Solve Every Gap by Working Faster

If required revenue per hour is too high, possible causes include:

• prices too low;
• gross margin too low;
• overhead too high;
• technician utilization too low;
• service mix weak.

The answer is not always:

technicians need more jobs.

Analyze the system.

Break-Even by Service Type

Different services may produce very different margins.

Example:

Emergency Repairs

Revenue:

£20,000

Gross margin:

50%.

Gross profit:

£10,000.

Installations

Revenue:

£50,000.

Gross margin:

25%.

Gross profit:

£12,500.

Installations generate much more revenue.

But only slightly more gross profit.

This matters when deciding:

• what to market;
• what to grow.

Contribution Margin

Another useful concept is:

contribution margin.

It measures how much revenue remains after variable/direct costs to contribute toward fixed costs and profit.

If a £1,000 service has:

£600 variable costs

contribution:

£400

or:

40%.

For many simplified break-even models, this behaves similarly to the gross-margin percentage used earlier.

Break-Even in Number of Jobs

You can also calculate:

How many jobs do we need?

Suppose:

Average job value:

£500

Average contribution per job:

£200

Fixed costs:

£20,000

Jobs required:

£20,000 ÷ £200

=

100 jobs

This gives operations a concrete target.

But Average Job Values Can Hide Problems

Suppose average:

£500

but your jobs range from:

£80 service calls

to:

£10,000 installations.

Using one average may oversimplify.

For more accurate planning:

segment services.

Example Service Mix

Maintenance

80 jobs × £150 contribution =

£12,000

Repairs

40 jobs × £250 contribution =

£10,000

Installations

8 jobs × £1,000 contribution =

£8,000

Total contribution:

£30,000

If overhead is:

£24,000

operating profit:

£6,000

Service-mix planning can be more useful than one average job count.

Break-Even and Hiring

Before hiring another technician, calculate:

what happens to break-even?

Suppose new technician adds:

• vehicle;
• insurance;
• software;
• management cost.

Break-even revenue may increase.

That is not necessarily bad.

The technician should also add capacity.

But the owner should understand:

new hire = new revenue requirement.

Example

Current fixed cost:

£20,000

Gross margin:

40%

Break-even:

£50,000

New technician-related fixed overhead:

£4,000

New fixed costs:

£24,000

New break-even:

£60,000

The business now needs:

£10,000 more monthly revenue

to cover the expanded structure.

Can the new technician generate enough contribution?

That is the decision.

Break-Even and Marketing

Imagine increasing advertising by:

£3,000/month.

If treated as additional fixed spending:

old overhead:

£20,000

new overhead:

£23,000

At 40% gross margin:

new break-even:

£57,500

The campaign needs to generate enough additional gross profit to justify the cost.

Do not evaluate marketing only by:

leads.

Evaluate:

incremental gross profit.

Break-Even and New Vehicles

Buying another van affects more than the payment.

Possible expenses include:

• finance;
• insurance;
• fuel;
• maintenance;
• branding;
• equipment.

Add those costs to your model.

Then ask:

How much additional revenue does this capacity need to generate?

This makes expansion more deliberate.

Break-Even and Pricing

Suppose overhead stays:

£20,000

but improved pricing raises gross margin from:

35%

to:

42%.

Before

Break-even:

£20,000 ÷ 0.35 =

£57,143

After

£20,000 ÷ 0.42 =

£47,619

Break-even drops by nearly:

£9,524 per month.

Small margin improvements can have large effects.

Break-Even and Overhead Reduction

Suppose margin is:

40%.

Overhead drops from:

£25,000

to:

£22,000.

Break-even changes from:

£62,500

to:

£55,000.

That is:

£7,500 less revenue

required each month to cover costs.

Cost control matters.

But Do Not Cut Useful Expenses Blindly

Not every expense should be reduced.

Cutting:

• technician training;
• effective marketing;
• useful software

may reduce costs but damage:

• quality;
• sales;
• productivity.

The goal is not:

lowest possible overhead.

It is:

productive overhead.

Create Three Revenue Targets

Instead of one target, create three.

1. Survival / Break-Even

Example:

£50,000

2. Healthy Target

Example:

£65,000

3. Growth Target

Example:

£80,000

This makes performance easier to interpret.

Example Dashboard

Monthly Break-Even: £52K

Healthy Target: £68K

Growth Target: £80K

Current Forecast: £63K

Status:

Above Break-Even — Below Target

That tells management much more than:

Revenue is £63K.

Track Break-Even Coverage

A useful metric is:

Actual Revenue ÷ Break-Even Revenue

Example:

Actual revenue:

£75,000

Break-even:

£60,000

Coverage:

1.25x

Or:

125% of break-even.

This helps you see how much room the business has above minimum operating needs.

Do Not Use One Month in Isolation

One unusually strong or weak month can be misleading.

Track:

• month;
• quarter;
• rolling 12 months.

This helps account for seasonality.

Use Forecast Revenue Too

Break-even analysis should not only look backward.

Suppose:

Next month’s scheduled revenue:

£42,000

Expected additional sales:

£10,000

Total forecast:

£52,000

Break-even:

£60,000

Gap:

£8,000

Now sales and operations know what needs attention.

Build a Break-Even Gap Report

Example:

Break-Even Revenue: £60,000

Forecast Revenue: £52,000

Gap: £8,000

Possible response:

• increase quote follow-up;
• fill schedule gaps;
• improve marketing;
• move available work forward.

You can act before the month ends.

Break-Even Is a Management Tool, Not a Guarantee

The calculation depends on assumptions.

If:

• gross margin changes;
• overhead changes;
• job mix changes;

break-even changes.

Update it regularly.

Do not calculate it once and leave it unchanged for five years.

Review Break-Even Quarterly

A good cadence may be:

monthly monitoring

with:

quarterly full recalculation.

Also recalculate after:

• major hire;
• vehicle purchase;
• office expansion;
• price change;
• major new marketing spend.

Break-Even Spreadsheet Structure

A simple model can include:

Fixed Costs

Office payroll
Rent
Insurance
Software
Marketing
Vehicles
Other

Financial Metrics

Revenue
Direct costs
Gross profit
Gross margin

Outputs

Break-even revenue
Target profit
Target revenue
Revenue gap

That is enough to start.

Common Break-Even Mistakes

Using Revenue Instead of Margin

You need to account for direct job costs.

Mixing Markup and Margin

They are not the same.

Forgetting Owner Compensation

Can make profits look artificially high.

Double Counting Technician Labor

Do not include the same expense twice.

Using Unrealistic Gross Margin

Use real historical numbers.

Ignoring Seasonality

One monthly average may not tell the full story.

Never Updating Overhead

Costs change.

Treating Break-Even as the Goal

A business needs profit above break-even.

Ignoring Service Mix

Different services have different margins.

Using Break-Even Instead of Cash Forecasting

Both are needed.

Break-Even Checklist

Review:

• Monthly fixed costs identified
• Direct job costs defined
• Gross margin calculated
• Break-even revenue calculated
• Profit target added
• Target revenue calculated
• Revenue target converted weekly
• Technician capacity checked
• Service mix reviewed
• Hiring impact modeled
• Marketing impact modeled
• Break-even updated regularly
• Cash flow reviewed separately

Sources and Further Reading

These official resources back up the methods in this guide and are worth reading alongside it.

• Break-even point (U.S. Small Business Administration): the fixed costs ÷ contribution margin formula and a free break-even calculator.
• Write your business plan (U.S. Small Business Administration): building financial projections and pricing plans.
• Manage your finances (U.S. Small Business Administration): bookkeeping, financial statements and cash versus accrual accounting.

Related guides

• How to Calculate Gross Profit Per Job in a Service Business
• Revenue vs Profit vs Cash Flow: What Service Business Owners Need to Know
• How to Improve Gross Margin in a Service Business Without Just Raising Prices
• Tools, Software and Automation for Trades: Start Here

Frequently Asked Questions

What is break-even revenue?

Break-even revenue is the amount of revenue required to cover your costs under the assumptions used in your financial model.

At break-even, operating profit is approximately zero.

How do I calculate break-even revenue?

A common simplified formula is:

Fixed Costs ÷ Gross Margin Percentage

Example:

£20,000 fixed costs ÷ 40% margin =

£50,000 break-even revenue.

What is the difference between break-even revenue and profit?

Break-even means the business has approximately covered its costs.

Profit begins once revenue and gross profit exceed the amount required to cover those costs.

Is gross margin the same as markup?

No.

Gross margin compares profit with selling price.

Markup compares profit with cost.

Should technician wages be included?

If technician wages are treated as direct job costs in your accounting model, they should be reflected in gross margin rather than counted again in overhead.

How often should I calculate break-even?

Review it regularly and recalculate when major expenses, margins, staffing, or pricing change.

Does break-even include tax?

It depends on the financial model being used.

Break-even analysis should be built consistently with your accountant or financial reports.

Can a company be above break-even and still have no cash?

Yes.

Profitability and cash flow are different.

Customers may not have paid invoices yet.

Can increasing prices reduce break-even revenue?

If higher pricing improves gross margin without causing other major changes, break-even revenue can decrease.

Should I calculate break-even before hiring?

Yes.

Hiring increases costs and often raises the amount of revenue required to support the business.

Conclusion

Learning how to calculate break-even revenue gives a service-business owner a much clearer answer to:

How much revenue do we actually need?

Do not manage the business only by saying:

We had a good month.

Calculate:

Fixed Costs

↓

Gross Margin

↓

Break-Even Revenue

↓

Profit Target

↓

Target Revenue

For example:

£20,000 fixed costs

at:

40% gross margin

creates approximately:

£50,000 break-even revenue.

If you want:

£8,000 operating profit

required gross profit becomes:

£28,000

and target revenue becomes:

£70,000.

Now you know the difference between:

surviving

and:

hitting your financial target.

Break-even analysis also helps answer bigger decisions:

Can we afford another technician?

Can we increase marketing spend?

Can we add another van?

Are our prices high enough?

Is our gross margin healthy enough?

The goal is not to obsess over one formula.

It is to understand how:

pricing

margin

overhead

capacity

revenue

fit together.

Revenue tells you how big the business is.

Margin tells you how much of that revenue remains.

Break-even tells you how much revenue the business needs before it truly starts creating profit.