Amul and Mother Dairy have hiked milk prices by Rs 2 per litre. This is the second hike by the companies this year. The new prices will be effective from August 17. The price of Amul Gold will be Rs 31 for 500 ml, Amul Taaza will be sold at Rs 25 for 500 ml, and Amul Shakti will be sold at Rs 28 for 500ml. The increase of Rs 2 per litre amounts to a 4 per cent increase in MRP which is lower than average food inflation.