You`re right...as I mentioned, very good for larger targets, but one dosen`t always have a load that exactly matches the reticule.
I do the same as you, and will again this trip, work the dials.
We used to have many woodchucks here when I was a kid..but almost all the small family dairy farms are gone.
Cut my teeth on them with my first .22, long range was about 150 yrds..if I estimated correctly!