The National Cooperative Dairy Federation of India will buy 3,000 tn of de-oiled rice bran and 1,000 tn of maize through an e-auction on May 9. The commodities will be bought on behalf of The Erode District Cooperative Milk Producers’ Union Ltd. The National Cooperative Dairy Federation, which has about 200 dairy cooperatives as members, has developed an online trading platform to purchase feed stock and sell dairy products.