Bessie the Old Cow
Clank! Clank! Clank! Goes the old rusty cow bell. No one on the farm even bothers to milk your teats anymore, as your udder has long dried up. Instead, they somberly paint over your gray spots with the color black. Bessie... it is time we take you out in the pasture and shoot you.
All is not lost however. There is still time to ship your parts to China to make good use of you:
For dog treats. Happy Birthday, Homer, you old cow! ;)