Results from artificial insemination can be every bit as good as results from natural breeding in your dairy herd. Where all other factors are equal, the conception rate obtained with artificial insemination is equal to that of natural breeding.
Herrick, John B.
"How to Get the Most from Artificial Insemination,"
Iowa Farm Science: Vol. 5
, Article 6.
Available at: https://lib.dr.iastate.edu/farmscience/vol5/iss2/6