I've hunted PD's with many superb shooters, including world-record benchresters, top military snipers, and long-range target shooters. None have been able to hit dogs more often than they miss 'em beyond about 350 unless it's close to dead calm--which is rare on the high plains!

“Montana seems to me to be what a small boy would think Texas is like from hearing Texans.”
John Steinbeck