CME's research into the cattle trade discovered that while heifers are lighter, they are more uniform and higher yielding than steers and frequently have higher quality grades. Heifer Delivery on Cattle Contracts Coming In early January, CME proposed allowing the delivery of heifers against live cattle futures contracts. The idea had been prompted by an early 2012 request from the cattle industry. Traditionally, only steers were eligible because of concerns about quality and reproduction cycles. However, CME's research into the cattle trade discovered that while heifers are lighter, they are more uniform and higher yielding than steers and frequently have higher quality grades. This disproved the notion that those long hedgers and others...