Recent Canadian research indicates that, while vitamin supplements increase the amount of vitamins available for the animal, they had no significant effects on sperm production or semen quality
by JANICE MURPHY
The major goal of commercial AI units is to produce large quantities of high quality semen as efficiently as possible. A long list of factors influence the quantity and quality of semen a boar produces, including breed, age, frequency of collection, season and nutrition. Researchers and breeders alike anticipate that a better understanding of the effects of these factors can eventually improve the efficiency of AI units.