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Return Profit Erosion Calculator

Model how much profit returns erode — lost profit per returned order, reverse shipping, and product value lost, scaled by order volume and return rate.

Your numbers

Results update as you type. No calculate button. All calculations run locally in your browser.

Profit eroded by returns

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Returned orders: —Erosion share: —

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Breakdown

Amount

Erosion counts three parts per return: the profit that order would have kept, the reverse-shipping cost, and the share of product value lost. Avoid double-counting costs already inside the profit figure.

At a glance

The erosion bar is drawn against profit with no returns, so the share of profit lost is visible.

Erosion at different return rates

Return rateProfit eroded

Orders and per-return costs are held at the values above; only the return rate changes across rows.

Formula

Profit erosion = orders × return rate% × (profit per order + reverse shipping + returned value × loss%). Returned orders = orders × return rate%.

Worked example

Orders 3,000, return rate 12%, profit per order $45, reverse shipping $18, returned value $120, loss 25%: returned orders = 3,000 × 0.12 = 360, erosion per return = $45 + $18 + $120 × 0.25 = $93, and total erosion = 360 × $93 = $33,480.

Scope and limitations

Includes foregone profit, reverse shipping, and product loss under your assumptions. Restocking fees recovered, resold returned stock, and fixed warehousing costs are not modeled. If your profit-per-order figure already nets off shipping or expected returns, adjust it first to avoid double-counting.

FAQ

How is this calculated?

Profit erosion = orders × return rate% × (profit per order + reverse shipping + returned value × loss%). Each return costs the profit it would have kept, plus shipping it back, plus the share of product value written off.

What does the loss percentage mean?

The share of a returned product's value that cannot be recovered — damage, missing parts, or unsellable condition. A 25% loss on a $120 item is $30 per return.

What is erosion share?

Eroded profit divided by the profit all orders would have earned with no returns. At the example values it is $33,480 ÷ $135,000 = 24.80%.

Does this double-count shipping?

Only if your profit-per-order figure already deducts reverse shipping. If it does, set reverse shipping to $0 or adjust the profit figure — the FAQ and scope note flag this.

What about returns that are resold?

Not modeled: a resold return recovers most of the product value, so the loss percentage for those units should be near zero. Use a blended loss rate across all returns.

How do I reduce erosion?

The three levers are the return rate, reverse-shipping cost, and product loss rate. The scenario table shows how much each point of return rate costs at your volumes.

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Results are estimates only and do not constitute professional advice.