Livestock industry margins were decidedly mixed last week with diverging trends developing across the industry. Beef packer margins gained for the second straight week thanks to stronger beef prices that offset higher fed cattle prices, while feedlot margins dipped for both placements and closeouts Higher expected feed costs were the primary driver of the fourth straight week of declining feedlot placement margins with returns being negative for the third straight week. Closeout margins for feedlots fell from the prior week due to higher estimated feeder cattle purchase costs and greater cost of gain.  For the hog and pork industry, packer margins weakened slightly last week as hog prices rose slightly and the drop value dipped, both o...