if some one can can give their advice or tips on how young birds or first time birds in race can be competitive? :D

Alright so i've aquired 3 breeding pairs from a friend and have built a very nice loft and things are going well, but i need some help. I live in alberta Canada and built an insulated loft with heat lamps in it, one of the pairs had a squab and he has grown and is flying in the coop. What...