There is a a product called Choesteral that is only sold in hair supply places, but it is cheap and can get a lot. It is kind of messy to mix, but, if you have one that has hard hair or curly hair. Get some Cholesteral, used in ethnic hair. Put good heap in a spray bottle, has crisco consistency. Fill the bottle with hot water and shake an til mixed. Then when you are done spray in and brush the calf. You can blow dry if you want. Only do it every other day. It will soften the skin and hair quickly. You must wash it out once a week or at the end of the week with mild detergant. This product helped several calves that had hard hair to train.