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Home » Authors » Matt Spangler

Articles by Matt Spangler

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Using AI to improve genetic selection

October 25, 2021
Matt Spangler
No, this is not an article about artificial insemination – I’m talking about the other “AI.” Artificial intelligence (AI) is a phrase that is hard to avoid.
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Making the sire selection process simpler: A web-based decision support tool (iGENDEC)

February 25, 2020
Matt Spangler
It is challenging, if not impossible, to have a profit-motivated cattle operation without using “modern” genetic selection tools. Admittedly, condensing data into information from which informed decisions can be made deserves more attention to enable cattle producers to better utilize proven technology.
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Genetic evaluations enabled by BOLT: A reminder of what changed

February 22, 2019
Matt Spangler
Single-step genetic evaluations have become a reality for several beef breed associations, with the expectation that more will adopt single-step predictions in the near future.
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3 misunderstood (and underutilized) genetic tools

January 24, 2017
Matt Spangler
As a beef producer, you are asked to be an economist, nutritionist, range scientist, mechanic, and the list goes on. While these skill sets are needed to run a successful operation, it can be a daunting task to stay well versed in all of these areas.
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Economically relevant traits and selection indices

January 25, 2016
Matt Spangler
Sire selection does not need to be overwhelming or complex. Centuries of work by geneticists and statisticians have allowed for the development of tools that help producers make decisions relative to the next bull you purchase; do not ignore them.
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A cattleman’s guide to using indexes

January 23, 2015
Matt Spangler
Selecting to improve multiple traits simultaneously can be cumbersome. Just open any sale catalog, and it’s easy to become immediately confused. Economic indexes can help alleviate this confusion. They do so by combining multiple EPDs, each weighted by an economic value, into one numeric value often expressed in dollars per animal.
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