A.I. trailer offers hands-on learning

Randy Dreher did not plan to teach other people how to do artificial insemination. It was just something he did for his cattle on his farm in western Iowa, near Audubon.“I’ve been A.I.-ing cows for about 20 years,” Dreher said.He said a few neighbors would ask him how to do it, and he worked as a semen sales representative for a company.Then a friend from Dreher’s days in FFA and 4-H reached out asking Dreher to teach a course at a local community college. While teaching