imo it all comes down to the land your running them on and what time of year ,myself i dont think theres many dogs about that will get into double figures in the lamp on big 40-50 acre wheat fields back end of winter,but harvest hares i would say it could be done when they have been sitting in 3 foot of corn and you turn up when its just been cut ,then winter time when they have been on the move for food for a couple of months they turn into a different game imo,but i think its all to do with land and time of year but why wipe your sport out take a couple and away and they will always be t