WHAT TO LOOK FOR WHEN FEEDING THIS YEARS ......WHAT TO LOOK FOR WHEN FEEDING THIS YEARS FORAGE 2016...
Transcript of WHAT TO LOOK FOR WHEN FEEDING THIS YEARS ......WHAT TO LOOK FOR WHEN FEEDING THIS YEARS FORAGE 2016...
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WHAT TO LOOK FOR WHEN FEEDING THIS YEARS FORAGE2016 WORLD DAIRY EXPO FORAGE SEMINAR SERIES
Dr. John Goeser, PAS & Dipl. ACANAnimal Nutrition and R&I DirectorRock River Lab, Inc.
Adjunct Asst. ProfessorUniversity of WI – Madison, Dairy Science
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68
70
72
74
76
78
80 Switched from 2009 to 2010 CS
Item 2009 2010NDF 43% 37%Lb
. milk
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The Carbohydrate Campfire
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Fuel!
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Speed!
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What to look for!?!?
1. Fiber & Starch2. NDFD30 / NDF kd & uNDF240
3. TTNDFD (Combs, 2013)
• Goal > 46-48
4. Rumen in situ Starch Digestion•Goal > 80
5. Nutrition robbers!?!?
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Fiber LevelsEast MW West
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RFV
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Fiber QualityEast MW West
TTN
DFD
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Eastern Dairymen?
•2014 = 82.6 lbs. / cow•2015 = 81.8 lbs. / cow•2016 = 85.1 lbs. / cow
•More milk / cow
@ 20 lbs. Silage / 10 lbs. Haylage
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Western Dairymen?
•2014 = 82.5 lbs. / cow•2015 = 82.9 lbs. / cow•2016 = 83.4 lbs. / cow
•Similar performance
@ 20 lbs. Silage / 10 lbs. Hay
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Midwestern Dairymen?
•2014 = 82.1 lbs. / cow•2015 = 83.1 lbs. / cow•2016 = 85.1 lbs. / cow
•…The still unknown?
@ 20 lbs. Silage / 10 lbs. Haylage
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2016 Whole-Plant Chopped CornM
oist
ure
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2016 Whole-Plant Chopped CornTT
ND
FD
Oh No!!
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Corn Silage Starch?R
umen
in s
ituSt
arch
D 7
h
5 lbs. Milk!
West
MW / East
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Robbing Nutrition?
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So you want to get more milk / gain!?
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Corn Silage
AlfalfaGrass
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Analysis Columns Non-BMR BMR Rel. ChangeTM 64.5 66.2 103%CP 8.0 8.1 101%aNDF 40.8 40.4 99%ADF 25.3 24.9 99%Lignin 3.8 3.2 83%Sol. CP 58.4 60.7 104%Starch 31.1 30.6 98%SugarWSC 3.5 3.8 110%ASH 4.3 4.3 100%isSD7 78.8 81.8 104%NDFD30T 52.7 61.4 116%TTNDFD 41.0 48.4 118%uNDF240 11.6 8.1 70%NDFD240 72.1 80.2 111%
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High cutting theory: 18” v 6”
Goeser – Hay & Forage Aug 20167
Cut Height, In. 18 6Predicted Nutrition MeasuresNDF, % of DM 39.8 42.4Starch, % of DM 30.2 28.1NDFD, % of NDF 50.8 48.8Predicted Yield MeasuresYield, DM/ac 5.6 6.1Yield, As-fed/ac 16.1 17.4Economic ImpactYield $/Acre @ $35/ton $563.60 $609.20 $(45.60)Milk/cow @ 20# CS, 54# DMI 90.79 89.49 1.3Milk value / cow / d $15.89 $15.66 $0.23 Milk value / cow / year $5,799.21 $5,716.17 $83.04 Cows fed / acre 1.54Milk value / acre $8,954.62 $8,826.40 $128.22
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Hay and Haylage: Quality v Quantity
Yield gains per day estimated per Undersander (2008)
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Contact – RRL and John Goeser, PhD, PAS & Diplomate ACAN
• [email protected]• Office: 920-261-0446
• [email protected]• @johngoeser on Twitter