Rudolf Steiner, understood the value of cows having their horns. He taught the benefit of ratio between land and animal. He gave birth to what is now known as biodynamics and perhaps the world should be studying his teachings rather than altering the food chain.
Beagles bread to build more muscle, Pigs bred to resist swine fever--but the question is what else are we breeding that we do not understand? What might happen if we modify an animal that leads to horrific results - chickens that are prone to a modified bird flu, cows who's poor digestion affects milk, or pigs that resist African swine fever but become susceptible to another disease? Do we really know?
As more and more movements march towards wanting organic, we ironically see companies moving in the opposite direction. It is shameful how humans treat each other but it is heartbreaking that people feel they are entitled to alter the intrinsic beings of animals.