Veal calfs are only fed milk or milk substitute. They're never put on grass or given grass products to eat.
I draw the line at anything that is cruel to the animal, one reason i have never eaten veal and never will, most people will not know this but to get pale color they feed calfs a diet that makes them enaemic which to me is well i have no words i can write on here
Not all cows, though. Dairy cows are the result of selective breeding, they produce 8x the amount of milk as "natural" cows. As far as I know they also need to be impregnated to start producing milk, and then the calves are taken from them and either culled if they are male,
Veal calfs are only fed milk or milk substitute. They're never put on grass or given grass products to eat.