This document discusses Key Performance Indicators (KPIs) for measuring warehouse inventory performance. It defines KPIs and lists 10 important warehouse inventory KPIs to monitor, including inventory turnover, inventory accuracy, rate of demand, average days on hand, carrying cost of inventory, rate of return, perfect order rate, back order rate, percentage of out of stock items, and inventory to sales ratio. Each KPI is defined and an example calculation is provided. Monitoring these KPIs can help optimize inventory levels and identify issues impacting operations.