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Animal Sciences Commons

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Genetics and Genomics

2019

Dairy cow

Articles 1 - 2 of 2

Full-Text Articles in Animal Sciences

Reducing Methane Production With Corn Oil And Calcium Sulfate: Responses On Whole-Animal Energy And Nitrogen Balance In Dairy Cattle, J. V. Judy, G. C. Bachman, T. M. Brown-Brandl, S. C. Fernando, K. E. Hales, P. S. Miller, R. R. Stowell, P. J. Kononoff Jan 2019

Reducing Methane Production With Corn Oil And Calcium Sulfate: Responses On Whole-Animal Energy And Nitrogen Balance In Dairy Cattle, J. V. Judy, G. C. Bachman, T. M. Brown-Brandl, S. C. Fernando, K. E. Hales, P. S. Miller, R. R. Stowell, P. J. Kononoff

Department of Animal Science: Faculty Publications

The addition of fat and calcium sulfate to diets fed to ruminants has resulted in a reduction in methane production, but the effects on energy balance have not been studied. A study using indirect calorimetry and 16 multiparous (8 Holstein and 8 Jersey; 78 ± 15 d in milk; mean ± standard deviation) lactating dairy cows was conducted to determine how mitigating methane production by adding corn oil or calcium sulfate to diets containing reduced-fat distillers grains affects energy and nitrogen balance. A replicated 4 × 4 Latin square design with 35-d periods (28 d of adaption and 4 d …


Use Of Indirect Calorimetry To Evaluate Utilization Of Energy In Lactating Jersey Dairy Cattle Consuming Common Coproducts, M. A. Reynolds, T. M. Brown-Brandl, J. V. Judy, K. J. Herrick, K. E. Hales, A. K. Watson, Paul J. Kononoff Jan 2019

Use Of Indirect Calorimetry To Evaluate Utilization Of Energy In Lactating Jersey Dairy Cattle Consuming Common Coproducts, M. A. Reynolds, T. M. Brown-Brandl, J. V. Judy, K. J. Herrick, K. E. Hales, A. K. Watson, Paul J. Kononoff

Department of Animal Science: Faculty Publications

The use of coproducts as an alternative feed source is a common practice when formulating dairy rations. A study using 12 multiparous (79 ± 16 d in milk; mean ± standard deviation) lactating Jersey cows was conducted over 5 mo to evaluate the effects of dried distillers grains with solubles (DDGS) or canola meal on milk and gas production. A replicated 4 × 4 Latin square design was used to compare 4 dietary treatments. Treatments comprised a control (CON) containing no coproducts, a treatment diet containing 10% (dry matter basis) lowfat DDGS (LFDG), a treatment diet containing 10% high-fat DDGS …