Abstract
The objective of this study is to evaluate the influence of the energy source of the diet and chromium propionate supplementation on oocyte quality and on embryo production on lactating dairy receiving in a 2 × 2 factorial design the following treatments: 1) concentrate based on ground corn (CRN; n = 20) or fat (GP; n = 20), and 2) supplemented (n = 20) or not (n = 20) with 2.5 g/d of Cr-…