Our Equine Reproduction Specialist Dr John Chopin is the leader in his profession and an acclaimed expert in reproduction. He is available for all reproductive services and can maximise your horses reproductive success. Specialist services include ultrasounding, natural covering and stallion collection, AI using chilled & Frozen semen (semen storage available), semen analysis & freezing, problem mares & stallions, embryo flushing, embryo transfer, recipent mares available, twin management, infertility investigations, high risk pregnancy evaluation, foetal sexing (know which colour foal halter to buy).