With the Saiga population rebounding, Kazakhstan is considering culling part of the population on "scientific advice". This potentially could also include a 10% annual cull. The only reason cited was agricultural impact. It will be interesting to see what ends up confirmed and what it may hold for the Saiga.
https://phys.org/news/2022-06-kazakhstan-mulls-endangered-antelope-cull.html
https://phys.org/news/2022-06-kazakhstan-mulls-endangered-antelope-cull.html