Measuring changes in physical size and predicting weight of sows during gestation
Changes in physical body size during gestation were monitored using 529 sets of sow measurements.All sows were from the same herd and production system with a range in parity from 1 to 8.Sows were individually weighed, P2 backfat thickness was determined by ultrasound and morphometric measurements of body size were taken five times during gestation