Planning and budgeting calculator
Target ROAS Calculator
Set a target ROAS from your actual contribution margin and desired profit margin instead of copying a generic benchmark. Use the result as a financial planning input for your campaigns.
How it works
Use the tool in three steps
Keep the reporting period consistent across ad spend, attributed revenue, orders, and costs. The calculator updates the result when you calculate again.
Practical decision guide
How to use this target roas calculator
The target roas calculator is most useful when it supports a specific decision: whether to scale, change the offer, reduce an acquisition cost, or pause a campaign for better data. Keep the inputs visible and explain what the result includes before sharing it with a client or team.
Use this target roas calculator when you need a campaign goal that reflects your own unit economics. A target copied from another store may be too low to protect profit or too high to support enough volume. The right target begins with contribution margin and a clearly stated profit objective.
A target ROAS is a planning threshold, not a promise from an ad platform. Before setting it, check conversion tracking, audience size, budget, learning history, and the time required for conversions to mature. Then compare the target with break-even ROAS and decide how much room you need for testing and growth.
It is often useful to keep separate targets for prospecting, remarketing, and mature repeat-purchase campaigns. Their conversion rates, order values, and acceptable payback periods can differ, so one blended target may hide which part of the funnel needs attention.
Before making a budget change, compare the calculated result with the full business context. Attribution can move, costs can change, and a result based on a short window may not represent mature customer behavior. Use the target roas calculator as a clear starting point, then validate the assumptions with order and financial data.
For recurring reviews, create a simple habit around the output. Check whether the numbers are complete, compare actual ROAS with the break-even or target threshold, and then inspect the cost lines that changed. If the result moves sharply, identify whether the cause was ad spend, conversion rate, average order value, supplier cost, or attribution. Recording the campaign name, date range, currency, attribution window, and whether the result is platform-attributed or blended makes later comparisons much safer.
Checks that improve the result
Transparent methodology
How to calculate target ROAS
Target ROAS = 1 ÷ (contribution margin rate − desired profit margin). The result only works when contribution margin is higher than your desired profit margin. A platform target should also consider volume, learning, conversion lag, and attribution quality.
The important distinction
Basic ROAS tells you how much attributed revenue came back for each currency unit spent on ads. Break-even and target ROAS add your unit economics, so they are more useful when the question is “can I scale this profitably?”
Accuracy and limitations
This tool is designed for planning and decision support. Use consistent numbers, check attribution settings, and compare the result with your full business P&L before making a large budget change.
- This is a financial target calculator, not a promise that Google Ads, Meta Ads, or another platform will hit the target at any budget.
- A higher target can reduce delivery or volume. Review the target alongside conversion rate, audience size, and marginal customer value.
FAQ
Questions about ROAS calculations
How do I calculate target ROAS?
Estimate your contribution margin rate, subtract the profit margin you want after advertising, then divide 1 by the remaining percentage. If the desired margin is higher than contribution margin, the target is not feasible under the entered assumptions.
Is target ROAS the same as break-even ROAS?
No. Break-even ROAS covers entered variable costs. Target ROAS adds a desired profit margin above break-even, so it is normally higher.
Can I use this target ROAS in Google Ads?
You can use the result as a financial reference when setting a platform target. Google Ads bidding performance depends on conversion tracking, auction conditions, budget, and campaign history.
What if the calculator cannot show a target ROAS?
It usually means the desired profit margin is equal to or higher than the entered contribution margin. Reduce the desired margin or improve the offer economics before setting a target.