This document summarizes a presentation by Supply Chain Insights LLC on supply chain metrics and performance. It defines key terms used in supply chain analysis like orbit charts and the Supply Chain Index. It also provides examples of orbit charts for companies like Walmart, Apple and Dow Chemical comparing metrics like inventory turns and operating margin over time. Finally, it outlines Supply Chain Insights' methodology for identifying "Supply Chains to Admire" based on above average performance and improvement on important metrics.