1. A non-transitory computer-readable medium storing computer-executable instructions that when executed by a computer cause the computer to perform a method, the method comprising: accessing stored operation status data from production-related equipment; accessing stored energy consumption data for the production-related equipment; correlating the operation status data with the energy consumption data; and categorizing energy consumed by the production-related equipment as value-added or non-value-added based, at least in part, on the correlating of the operation status data with the energy consumption data.