Margin Calculator After Shipping Fees
See your real profitability after variable selling costs. Perfect for DTC and marketplace offers where fees quickly eat margin.
Include shipping and variable selling fees
Use this view to see true contribution margin per order.
Results
Use contribution margin to decide safe promotion and acquisition spend windows.
Margin %
37.2%
Profit
$14.5
Total cost
$24.5
Markup %
59.2%
Interpretation
Contribution margin looks healthy
You have enough room to absorb normal variable volatility.
Worked example
Worked example
Unit economics with channel costs:
How to use
Interpret your result correctly
Use these quick rules to keep pricing and inventory decisions grounded.
- Start with selling price per unit.
- Add all variable costs linked to each sale.
- Use results to decide if campaigns and discounts are safe.
Common mistakes
Avoid costly calculation errors
These mistakes usually create hidden margin risk or stock friction.
- Leaving payment processing fees out.
- Ignoring marketplace fulfillment charges.
- Comparing gross margin with ad-inclusive profitability.
FAQ
Frequently asked questions
Short answers for common edge cases and interpretation questions.
Related
Related tools
Use these next to compare scenarios and validate decisions from multiple angles.
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Understand how discounts affect margin and how many extra units you need to keep profit.
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Find break-even CAC and ROAS based on your product economics before ad spend.
Pro
Make pricing and margin decisions with saved scenario history
- - Save pricing scenarios
- - Compare discount outcomes
- - Track margin shifts
- - Export calculator summaries