This archival publication may not reflect current scientific knowledge or recommendations. Current information available from University of Minnesota Agricultural Experiment Station: http://www.maes.umn.edu/The feeder pig production enterprise includes a breeding herd, the farrowing of pigs and the marketing of eight-week old feeder pigs weighing approximately 40 pounds (18.2 kgs). A wide variation in the systems of producing feeder pigs exists. The number of litters produced per year and the level of capital investment facilities are two basic determinants of the system's animal flow and the annual total production of feeder pigs. These two characteristics are used as the basis to define and differentiate the feeder pig systems analyzed in this report
