Pelvic measurements and calving difficulty

Abstract

"This publication was adapted and revised from "Pelvic Measurements for Reducing Calving Difficulty," by Gene H. Deutscher, NebGuide G88-895, of the Nebraska Cooperative Extension Service, University of Nebraska Institute of Agriculture and Natural Resources. The tables contain Nebraska data."--Page 3."Although researchers agree that birth weight is the most important measurable trait affecting calving difficulty, there is evidence that the size and shape of the pelvis also affect a heifer's ability to calve."--Page 1.David J. Patterson and William O. Herring (Department of Animal Sciences)New 2/97/5M, PDF indicia updated 4/05