EOQ planning is useful when ordering cost and holding cost both matter and you want a more balanced replenishment size.

EOQ: 354.31
Orders per year: 13.55
Average inventory: 177.16

Annual demand units
4,800
Order cost per order
$85.00
Annual holding cost per unit
$6.50

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Inventory

Economic Order Quantity Calculator

Use this when you want a more balanced order size than simply buying as much as possible or reordering too often.

This calculator helps sellers compare ordering cost and holding cost so replenishment size is grounded in the economics, not just instinct.

How to use this page

Start with your best current estimate, adjust the inputs until the result feels realistic, and use the related tools below when you want to pressure-test price, profit, or payout from another angle.

Estimate EOQ from annual demand, order cost, and annual holding cost per unit.

Use the calculator with the examples below to test ideas quickly and come back to the same setup later.

Worked examples

Start from a realistic scenario

Each example opens the same calculator with shareable URL state.

Annual ordering balance

Annual demand, order cost, and holding cost combined into an EOQ estimate.

354.31eoq

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FAQ

Quick answers

Short answers for the questions that usually come up first.

When should I use the economic order quantity calculator?

This calculator helps sellers compare ordering cost and holding cost so replenishment size is grounded in the economics, not just instinct.

Is this meant for exact accounting, tax filing, or bookkeeping?

No. It is a planning calculator built around your inputs so you can sanity-check pricing, profit, or cash decisions quickly.