Ok, when I read the title to this thread, my first thought was, "Who in the world FEEDS roadkill?? IT'S ALREADY DEAD!"
But now that I've read this, all I can come up with is "...ummmm, no...eewww!" and echo Chicken Lytle's sentiments, "Considering that I eat what my hens produce, NO WAY
Its up to you what you feed your chickens, but for me its a big no. I do not feed my chickens meat. they get all kinds of fruits and vegies, they get sardines and other cooked fish. Absolutely no meat.