Results of frequent mating trials with Blackhead Persian sheep and Galla goats at Buchuma Range Research Station

Blackhead Persian seasonal birth rate 93% as average of 3 seasons; yearly birth rate 126% as three lambings took place over 26.5 months, Galla goat seasonal birth rate 75% as average of three seasons; yearly 103% as three kiddings took place over 26.4 months. Birth weight in third season not lower than first season; 100 blackhead Persian ewes could produce approximately 530kg extra lamb live weight at weaning under frequent mating system; Gall goats could produce approximately 370kg extra kid liveweight at weaning under frequent mating system, compared to the one-mating-per-year system.