Loin Pork Chop Courtesy with the Countrywide Pork Board, Des Moines, Iowa Loin chops are cut with the upper Component of the pig, unsurprisingly known as the loin area. Also known as the porterhouse chop or center loin chop, this individual Slash emanates from toward the middle-rear from the loin. Some cuts will likely contain a bit of tenderloin �