Every time Mercy For Animals’ undercover investigators go behind the closed doors of dairy factory farms they document widespread acts of animal abuse that shock and horrify most people. In this latest investigation, workers at Andrus Farms, a dairy supplier to Great Lakes Cheese—one of the largest cheese producers in the world—were caught on video viciously beating, stabbing, and dragging sick and injured cows.

Warning… graphic video footage on site: Got Misery?