The OPAT is an Army entry physical test that measures the speed, strength, and conditioning of the incoming recruit. With an OPAT score, combined with mental and psychological profile tests, the Army can more smartly position recruits into "occupational tracks" that align with their baseline skills. This definitely includes their physical potential.
In 2020, The Army will introduce a brand new combat readiness physical test for Soldiers. The test comes after six years of research on improving Soldier combat readiness. Outside of Army ranks and military blogs, few people are aware of this momentous change to U.S. Army fitness standards.