1. A method for automatically determining quality characteristics of a carcass on a slaughterline, said carcass comprising one or more anatomical reference parts, said method comprising: a) conveying the carcass in a direction of transport, b) preliminary examination to determine a location of said one or more anatomical reference parts of the carcass in the direction of transport, c) calculating a location in the direction of transport of at least one cross-section in the carcass using the location of the anatomical reference part(s) and possibly other data on the carcass, and d) CT measuring the nature of internal anatomical parts of the carcass in at least one of these cross-sections in the carcass, controlled by the calculated location.