"It needs to be 32 pence minimum if we're still going to be milking cows at the end of this winter, " he said.

BBC: Muller and Robert Wiseman Dairies agree milk price rise

The festival has also seen the launch of the not-for-profit Ahimsa Dairy Foundation, which sells milk from cows who will be retired when their milking days are over.

BBC: Thousands arrive at Janmashtami Festival near Watford