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Home » Authors » Larry Schirm
Larry Schirm

Larry Schirm

Genetic Dairy Solutions Adviser / World Wide Sires
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Articles

ARTICLES

A different perspective on linear selection

Linear selection has dominated breeding decisions for decades, heavily influencing the modern dairy cow. Indexes offer a more stable selection choice while creating the ideal cow for a given herd.
July 23, 2024
Larry Schirm

The question is: How much should the linear selection factor be used to identify the mothers of your replacement females? In other words, how one uses or doesn’t use linear type traits will influence the females you identify as having the genetics you wish to propagate.


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Inbreeding: Is it really as bad as it seems?

The negative effects of inbreeding are often discussed, disregarding the productivity inbreeding allows.
August 16, 2023
Larry Schirm

Inbreeding is thought to be a big problem. But is it? 


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semen tank

Where does selecting to utilize feed fit into your genetic plan?

Traits and indexes can aid in genetic planning, especially when it comes to feed efficiency.
December 26, 2022
Larry Schirm

Saving money on feed costs is never a question to be debated. In 2020, the Council for Dairy Cattle Breeding (CDCB) began offering a genetic indicator designed to aid in creating dairy cows able to utilize the feed they consume more efficiently for the level of milk, fat and protein they produce.


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