Hello: I did not speak to Poskim in E”Y. If those are the facts in Israel, then those are the facts. They are certainly not the facts in America and my argument still stands here.
Berlin: Brain death is not necessarily a Treifah. You would still need a hole in one of the places that makes a Treifah. Also, killing a Treifah is murder. You’re just not Chayav Misah if you do it. It’s still Retzicha.