yes we have and we have no problems, we have a reg. limo bull and he has bred 4 shorthorn cows, they are all red with a patch of white on the chest and belly and have a white tip on the end of their tail, the neighbor girl is taking one of these to 4-h show this year he was born last april and he weighs over 1000 lbs. as of last month weigh in. we just had a new one another bull calf he was 85 lbs. at birth, I think you'd be impresssed I do have pics but my scanner is down, they definately have the limo hindends. very solid and husky