The second method, and the one used to collect bulls for artificial insemination programs, like ABS, is to train the bulls to mount a dummy. Perfect job for Jerry Lewis, then. Not the slow guy working there, but a big artificial cow, kinda like those blow up dolls advertised in the back of Penthouse. The bull ejaculates into an artificial vagina and the semen is collected in a small vial, evaluated and extended into doses to be sold and shipped. As for the regulations prohibiting the shipment of bull semen by air, I would have to disagree with the statement.
Bull semen is shipped around the country and the world.
Maybe you just can't bring it on the plane with you unless it will fit in the overhead compartment. His job consists of collecting, analyzing and distributing top-quality stud bull semen. He has let me in on the secret, and I'll tell you. The decoy cows are only the rear half of the cow, and they are attached to a wall. My friend sits behind this wall.