Retail metrics provide a clear view of how your business performs across sales, operations, customers, and inventory. This guide explains the key KPIs retailers rely on to measure efficiency, profitability, and demand alignment. It places particular focus on inventory metrics such as turnover, sell-through rate, GMROI, and days inventory outstanding, which directly impact cash flow and stock performance. You will also learn how to prioritise the right metrics, overcome common tracking challenges, and turn insights into better planning decisions. By understanding these metrics, retailers can improve availability, reduce excess stock, and drive more profitable growth.