Success with Distillers Grains Carcass Quality Grades Sensory Evaluation Maximum DGS in Beef Rations

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Success with Distillers GrainsCarcass Quality
Grades Sensory EvaluationMaximum DGS in Beef
Rations
Allen Trenkle Iowa State University
Iowa Renewable Fuels Association Managing
Distillers Grains in Cattle Feeding March 14, 2007
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Effects of Feeding Wet Distillers Grains on
Carcass Measurements Steers and HeifersFour
Experiments
Medium 20 or 28, high 40 wet DGS AOV ADG P
lt 0.04, Dress (P lt 0.05) Bonferroni t-test
No significance
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Effects of Feeding Wet Distillers Grains on
Marbling Score and Percent Choice Steers and
Heifers
Analysis of Variance P lt
0.05 Marbling Control vs. Medium Control vs.
High Medium vs. High
Choice Control vs. Medium Control vs. High
Medium vs. High Linear
Regression Marbling score P lt 0.075 Choice
P lt 0.01
62 pens of yearling cattle fed 112 to 186
days Fed control (0), medium (20 or 28), and high
(40) wet DGS
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Carcass Value in a Grid MarketEffects of Feeding
Wet DGS
No Significance No Significance
Grid 140/Cwt Choice YG 3 Quality Prime 29,
CAB 7, Select -9, NR -12 Yield grade YG 1
6.5, YG 2 2.5, YG 4 -15 Weight 951-1050 lbs
-18, gt1050 -35, 526-550 -18, lt525 -30
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Effects of Feeding Wet Corn Gluten Feed on
Marbling Score and Percent Choice Beef Steers
Analysis of Variance No significance Regression
analysis Linear - Quadratic No significance
36 pens of yearling cattle fed 108 to 215
days Fed control (0), low 30 or 40), medium (50
or 65), and high (90) wet CGF
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Wet Distillers Grains
Sensory Evaluation Loin Steaks Steers fed Corn
Co-Products
Wet Corn Gluten Feed
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Steers Fed Modified Wet Distillers Grains2006
Experiment
Cattle 690 lb steers fed 186 days, implanted 2
x. Carcass value based on premiums and
discounts. DGS 52 DM.
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Steers and Heifers Fed Modified Wet DGS2006-07
Experiment (112 days)
Control diet 86 corn and supplement, 10 corn
silage, 4 tub ground grass hay. One combination
implant in the cattle on day 1. DGS 52 DM.
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Steers and Heifers Fed Modified Wet DGS