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Alternative FeedstuffsAlternative Feedstuffs
• Corn gluten mealCorn gluten meal
• Distillers grainsDistillers grains
Wet Milling Process of CornWet Milling Process of Corn
Corn Corn SyrupSyrup
StarchStarch
GermGerm
GlutenGluten
SteepwaterSteepwater(Solubles)(Solubles)
Bran Bran (fiber)(fiber)
Corn OilCorn Oil
Corn GermCorn GermMealMeal
Corn Gluten Corn Gluten MealMeal
Corn Gluten Corn Gluten FeedFeed
CornCorn
EthanolEthanol
Dry Milling Process of CornDry Milling Process of Corn
CornCorn GlucoseGlucose FermentationFermentation EthanolEthanol
EnzymesEnzymes YeastYeast
DistillersDistillersSolublesSolubles
DistillersDistillersGrainsGrains
Distillers Dried Grains with Solubles (DDGS)Distillers Dried Grains with Solubles (DDGS)
Nutrient Nutrient CompositionComposition
NutrientNutrientCornGrain
Corn Gluten Feed
Distillers Grains
Crude protein (%)Crude protein (%)Crude fat (%)Crude fat (%)Starch (%)Starch (%)Crude fiber (%)Crude fiber (%)Lysine (% of protein)Lysine (% of protein)Yellow pigments Yellow pigments (ppm)(ppm)
88 3.53.5
6565 1.91.9 3.23.2 12.912.9
21 21 2 2 212110 10
2.92.9 13.2 13.2
2727 99 ----
8.58.5 3.33.3 38.638.6
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Corn Gluten FeedCorn Gluten Feed(2001 Study)(2001 Study)
Corn Gluten Corn Gluten FeedFeed(%)(%)
WeightWeightGainGain
(lb/fish)(lb/fish)
Feed Conversion(feed/gain)
Survival(%)
0025255050
1.07 1.17 1.01
1.68 1.72 1.75
99.099.198.8
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Corn Gluten FeedCorn Gluten Feed(2001 Study)(2001 Study)
Corn Gluten Corn Gluten FeedFeed(%)(%)
Carcass Yield*
(%)
Visceral Fat*(%)
Fillet Fat*(%)
0025255050
56.8 b57.5 a57.8 a
4.0 a3.3 b2.9 b
8.1 a 7.0 ab5.7 b
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* Statistical difference * Statistical difference
Corn Gluten Feed Corn Gluten Feed (On-going Study)(On-going Study)
Corn Gluten FeedCorn Gluten Feed(%)(%)
CornCorn(%)(%)
Floatability*Floatability*(%)(%)
25375263
2515
7.5 0
86846046
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________________________________________* 20 minutes in water* 20 minutes in water
Corn Gluten Feed Corn Gluten Feed (On-going Study)(On-going Study)
Corn Gluten FeedCorn Gluten Feed(%)(%)
CornCorn(%)(%)
Feed DustFeed Dust(%)(%)
Feed Dust* Feed Dust* (%)(%)
25375263
2515
7.5 0
1.00.92.16.2
0.80.71.31.7
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________________________________________*After mixing in concrete mixer for 10 minutes*After mixing in concrete mixer for 10 minutes
Distillers GrainsDistillers Grains
DietDietWeightWeightGain*Gain*
(lb/fish)(lb/fish)
FeedFeedConversion*Conversion*(feed/gain)(feed/gain)
Survival(%)
43% SBM 30% DDGS/30% SBM 20% DDGS/44% CSM
2.39 b2.60 a
2.41 ab
2.13 a2.13 a1.97 b 1.97 b 2.10 a 2.10 a
98.298.298.598.599.699.6
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* Statistical difference * Statistical difference
Distillers Grains Distillers Grains
DietDietCarcass
Yield(%)
Fillet Yield(%)
Fillet Fat*(%)
43% SBM 30% DDGS/30% SBM 20% DDGS/44% CSM
67.667.067.0
36.836.3 36.4
5.9 b8.1 a6.6 b
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_________________________________________* Statistical difference * Statistical difference
Effects of Yellow Pigments Effects of Yellow Pigments on Catfish Appearance on Catfish Appearance
Fish Size and Feed ConversionFish Size and Feed Conversion
