Daily Income Over Feed Cost Value of an Open Day for Holstein Cows

Authors

  • James G. Thorne University of Missouri-Columbia, Columbia, MO 65211
  • William J. Goodger University of California-Davis, Tulare, CA 93274; University of California-Davis, Davis, CA 95616
  • H. Fred Troutt University of California-Davis, Tulare, CA 93274; University of California-Davis, Davis, CA 95616
  • Thomas A. Farver University of California-Davis, Davis, CA 95616
  • Jamon L. Scott University of California-Davis, Tulare, CA 93274

DOI:

https://doi.org/10.21423/aabppro19887079

Keywords:

open day, value, feed costs, detailed production

Abstract

The value of an open day for Holstein cows was determined using actual feed costs and detailed production and income records from seven large dry-lot, group-feeding dairies in Tulare County, California, which represent large scale dairy farm technology.

Cover image of the Proceedings of the 21st Annual Convention: Cover image is a photo of cattle grazing alongside a river with pine trees and a mountain range in the background. Journal title is written in the upper left corner and conference information in the lower right.

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Published

1988-09-28

Issue

1988

Section

Research Summaries