I guess that's one way of placating a zombie hoard. Or do the cows also become infected? You did say that the virus infects all mammals. A zombie cow is a rather terrifying prospect.
Sorry, I don't mean to make light of your situation. It's just that it's all rather absurdly grotesque. And this is coming from a woman who was recently hunted down by a swarm of carnivorous microbes in a library. I'm used to the "freaky stuff."