+14 How Much Nightshade Must A Cow Eat To Become Ill Ideas. Cattle with eye problems may keep one eye shut and rub their face against fence posts, trees or rocks. For context, one eggplant has about 11 milligrams of solanine.

I can't get my cow to eat any fresh vegetables. This plant contains the compound atropine and it is this specific compound that causes the above clinical signs. Of grass hay with 11% crude protein will need to be a pretty exceptional milk producer to require additional protein in the diet.