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Prevotella copri, a potential indicator for high feed efficiency in western steers
Charles G Brooke1, Negeen Najafi1, Katherine C Dykier2
1Department of Animal Science, University of California, Davis, CA, USA.
Animal Science Journal = Nihon Chikusan Gakkaiho
|March 9, 2019
Summary
Prevotella copri may serve as an early microbial marker for identifying high feed efficiency in beef cattle. This discovery can enhance profitability and sustainability by reducing methane emissions.
Area of Science:
- Animal Science
- Microbiology
- Agricultural Sustainability
Background:
- Feed efficiency in beef cattle is crucial for economic viability and environmental sustainability.
- Identifying early markers for feed efficiency can improve breeding programs and reduce methane footprints.
- Current methods for assessing feed efficiency are often complex and time-consuming.
Purpose of the Study:
- To identify a reliable microbial marker for predicting feed efficiency in beef cattle.
- To explore Prevotella copri as a potential early indicator of high feed efficiency.
- To facilitate early selection of high-performing animals for breeding and production.
Main Methods:
- Analysis of the bovine gut microbiome.
- Correlation of specific microbial populations with feed conversion ratios.
- Investigating Prevotella copri abundance in relation to animal performance.
Main Results:
- Prevotella copri was identified as a promising microbial marker for high feed efficiency.
- Early-life detection of P. copri correlates with superior feed conversion.
- This finding suggests a potential for non-invasive, early-stage assessment.
Conclusions:
- Prevotella copri shows potential as an ideal microbial marker for early identification of feed-efficient beef cattle.
- Refined quantification techniques for P. copri could significantly benefit cattle operations.
- Utilizing this marker can improve economic outcomes and reduce environmental impact through mitigated methane production.
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