i think 90% of people i know zero .22 at 25yrds, .20 at 30, and .177 at 35. i also thought that regardless of what distance u shoot at, i thought that sub 12, all have a flight pattern at these given ranges. im no expert and what u do is upto you, but that is how i see it.
i also agree with on some ground u have to work around it, theres one place poached as buns by me, loads of rabbits, and all shy and run like fook...because people not taking the rabbit out with a confident shot etc...they know what danger is, and they dont hang around. unfortunately, i have permission on this ground, bu