Well the average utilization in the USAF of the C130 is ~22%.
Many of them carry big loads, so to balance the score many close to empty too.
the larger aircraft have a broader mission portfolio and do not rely on contractor logistics support, as the C-27Js do.
With C-27 being able to fly >> 50% of the C-130s missions bean counters could start asking questions. Add a bit of Buy America & better get rid of them ASAP.
Opponents of pork barrel politics often cite the C-130 as a prime example of corruption. These critics highlight the fact that Congress funds the program without the Air Force's request or consent.
C-130 Procurement