Received: 1 May 2019
Accepted: 22 October 2019
First Online: 13 December 2019
: The University of Arkansas Division of Agriculture’s Beef Research Unit near Fayetteville, AR, housed all experimental beef heifers. All animal work was approved and all methods were performed in accordance with guidelines of the Institutional Animal Care and Use Committee of the University of Arkansas under protocol # 16024.
: Not applicable.
: The authors declare that they have no competing interests.