What is First-In, First-Out (FIFO)?

An authoritative operational guide, calculation formulas, real-world e-commerce examples, and margin optimization strategies.

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Official Definition

First-In, First-Out (FIFO) is an inventory valuation and fulfillment method where the oldest acquired stock is assumed to be sold and dispatched first.

Formula & Calculation

Cost of Goods Sold (COGS) = Oldest Batch Inventory Cost × Units Sold

Real-World E-Commerce Example

An apparel brand receives 500 T-shirts at ₹300 per unit in January and another 500 units at ₹350 in March. Under FIFO, January inventory is picked and costed first.

How First-In, First-Out (FIFO) Impacts Your Margins

Maintains accurate balance sheet inventory valuations and prevents non-perishable merchandise from aging and degrading in warehouse storage bins.

How PointNXT Automates & Solves This

PointNXT tracks receipt timestamps per batch and bin location, enforcing FIFO rotation across all warehouse fulfillment stations.

Related Operations & Logistics Concepts

First-Expired, First-Out (FEFO) → Inventory Turnover Ratio (ITR) → Inventory Shrinkage → Safety Stock Formula →

Common Questions: First-In, First-Out (FIFO)

What is First-In, First-Out (FIFO) in simple terms?

First-In, First-Out (FIFO) is an inventory valuation and fulfillment method where the oldest acquired stock is assumed to be sold and dispatched first.

How does First-In, First-Out (FIFO) affect e-commerce margins?

Maintains accurate balance sheet inventory valuations and prevents non-perishable merchandise from aging and degrading in warehouse storage bins.

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