The difference between required resources and those apportioned to a combatant commander (CCDR) is defined as what?

The difference between the required resources and those that have been apportioned to a combatant commander (CCDR) is termed a shortfall. This term specifically indicates that there is a gap or deficiency in the resources available compared to what is actually needed for operational effectiveness.

In a military logistics context, understanding the concept of a shortfall is essential as it highlights the need for additional resources to fulfill mission requirements. Recognizing a shortfall allows planners to prioritize requests for support or to seek alternative solutions to bridge the gap in capabilities.

While terms like deficit, surplus, and overage may seem relevant, they reflect different situations. A deficit generally refers to a lack or insufficiency but is not the technical term used in this context. Surplus and overage indicate an excess of resources rather than an inadequacy. Therefore, shortfall is the precise term used to describe the scenario where provided resources do not meet the established requirements.