Shocking footage shows cows being horrifically beaten and stabbed at a dairy farm featured in Marks & Spencer adverts.<br /><br />An undercover investigation by animal rights activist Joey Carbstrong revealed the disturbing abuse at Charlie Langmead’s Church Farm in West Sussex. <br /><br />Further footage filmed by secret cameras also shows cows also being attacked at Stockton Grange Farm, in Shropshire which supplies international dairy firm Müller.<br /><br />The harrowing clips show the animals being punched, slapped, kicked and beaten with objects by cruel farmyard workers.<br /><br />At one point, an employee appears to stab a cow with a sharp object and calls it “f***ing retarded”.
