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Life Sciences Commons

Open Access. Powered by Scholars. Published by Universities.®

Animal Sciences

California Polytechnic State University, San Luis Obispo

Dairy Science

2012

Dairy

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Full-Text Articles in Life Sciences

Efficiency Comparison Between Two Systematic Breeding Protocols: Target Breeding And Presynchronization Program At A Large Central Valley Dairy Farm, Blake Alvernaz Mar 2012

Efficiency Comparison Between Two Systematic Breeding Protocols: Target Breeding And Presynchronization Program At A Large Central Valley Dairy Farm, Blake Alvernaz

Dairy Science

As dairy herd sizes increase, dairymen often initiate systematic breeding programs on their dairy in order to improve their reproduction efficiency. The objective of this study, compares systematic breeding program by comparing reproductive efficiency between two systematic breeding programs Target Breeding (January 1, 2008 to May 31,2009) and Presynchronization (Presynch) Program (January 1, 2010 to May 31, 2011) at a large central valley dairy. The traditional Target Breeding program is a systematic breeding program that is solely prostaglandin (PGF) based. The more modern Presynch programs includes both Gonadotropin Releasing Hormone (GnRH) and PGF, that allows for …


Proposal To Implement A Surveillance System At The Cal Poly Dairy, Madelyn Cobb Mar 2012

Proposal To Implement A Surveillance System At The Cal Poly Dairy, Madelyn Cobb

Dairy Science

The objective of this project is to determine how to implement a cost effective and efficient surveillance system at the Cal Poly Dairy. This system would help monitor labor, feed, and cows while increasing the biosecurity, accountability, and efficiency throughout the Cal Poly Dairy. To make this determination, I researched different types of products and the equipment necessary that will meet the needs of the dairy currently and for future projects. A list of specifications was created that help guide the search for appropriate companies and products for this project. Talking to surveillance experts also helped create a better sense …