Which system is primarily used to manage shelf-life items within the DoD?

The Logistics Modernization Program (LMP) is the primary system used to manage shelf-life items within the Department of Defense (DoD) because it integrates supply chain management functionality with critical logistics support operations. The LMP is designed to efficiently manage inventory, including shelf-life items, ensuring that items are tracked and maintained throughout their lifecycle. This includes monitoring expiration dates and facilitating timely replenishment or disposal, which is essential for items that have specific usability timelines.

While other systems like the Defense Logistics Agency (DLA) and Enterprise Resource Planning (ERP) are involved in logistics and supply chain processes, the LMP specifically emphasizes the management of logistics operations, including the handling of shelf-life items. The Military Maintenance System (MMS), while relevant to maintenance activities, does not focus on inventory management and shelf-life issues in the same capacity as the LMP. Therefore, the LMP stands out as the correct choice for managing shelf-life items within the DoD.