Download ETHANOL CO-PRODUCTS 101

CO-PRODUCTS
101
RICK HEATON
GH AG/QUAD CO. CORN PROCESSORS
GOLDEN BRAN CO-PRODUCTS
IOWA RENEWABLE FUELS ASSOCIATION
CO-PRODUCTS
101
PRODUCTION PROCESS
NUTRIENT VALUES
FEEDING CONSIDERATIONS
Trenkle & Loy
PRODUCTION PROCESS
• WET MILLING
• DRY MILLING
• NEW PROCESSES
PRODUCTION PROCESS
• WET MILL PLANTS
– Cargill – Blair, Ne., Eddyville, Ia.
– ADM – Marshall, Mn., Columbus, Ne., Cedar Rapids, Ia.
– Clinton, Muscatine
• Steeping and Separation Process
• Utilize 90-95% of kernel
• HFCS, Ethanol, Corn Oil, Plastics, 60% Gluten Meal
• Wet Gluten , Dry Gluten Pellets
PRODUCTION PROCESS
DRY MILL PLANTS
“COMING SOON
TO A TOWN NEAR YOU”
IOWA ETHANOL PLANTS
PRODUCTION PROCESS
DRY MILL PLANTS
• Dry Grind & Fermenting Process
• Utilize 65-70% of kernel
• Ethanol
• DDGS-dominant co-product
• DDG, WDG, WDGS, Modified Wet, CCDS, Hi Pro DDG,
Bran Cake, Corn Germ
H20
STEAM
ENZYMES
Liquification
Grain Receiving
& Storage
Grinding to Expose
Starch for Fermentation
YEAST+
GLUCOAMYLASE
Slurry-Mash
“Cooking”
Fermentation
The Alcohol Process…
FERMENTATION
(Yeast Fermentation)
CO2
BEER WELL
SCRUBBE
EVAPORATION
THIN
SYRUP
STILLAGE
DDGS
WET CAKE
WHOLE
STILLAGE
CENTRIFUGATION
Distillation
ETHANOL
PRODUCTION PROCESS
• New Processes
– Fractionation
– Oil Separation
NUTRIENT VALUE
• COMPOSITION OF CORN
– 2/3 Starch
– 1/3 Protein, Fat, Fiber, Minerals
NUTRIENT VALUE
• Wet Milling Plants – Wet Gluten Feed
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Dry Matter – 42-60%
Protein – 15-20%
Energy – 90-94% of Corn
Phosphorus - .4-.6%
Sulfur - .6-.8%
• Plant Specific
• 5-10% of Kernel – Primarily Bran & Steep Water
NUTRIENT VALUE
• Dry Milling Plants – Multiple Products
• Products Available - Plant Specific
• Nutrient Content - Product Specific
• Workbook – Varying Nutrient Levels
• Web Site Access – IRFA, Iowa Beef Center, Iowa
Cattlemen’s Assn.
NUTRIENT VALUE
• Common Characteristics
– High Protein – 20% or Higher
– High Energy – Equal to or Greater than Corn
– Moderate to High Phosphorus
– Moderate to High Sulfur
FEEDING CONSIDERATIONS
• Swine
– Excellent Energy Source
– Good Phosphorus Source
• Offset by Phytase
– Good Fiber Source
– Grow-Finish Diets – 200-300#/ton
– Limitations
• Amino Acid Content – Lysine
• Fiber – Grow/Finish
FEEDING CONSIDERATIONS
• Dairy
– Excellent Protein Source
– Excellent Energy Source
– Excellent Phosphorus Source
– Dry or Wet Products
– 1-5# Dry, 5-15# Wet
– Limitations
• Oil/Fat
FEEDING CONSIDERATIONS
• Beef
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Excellent Protein Source
Excellent Energy Source
Good Fiber Source
1-4# Dry, 3-20# of Wet
Limitations
• Phosphorus
• Sulfur
• Oil/Fat
– No Supplemental Phosphorus or Sulfur
SUMMARY
• Wet Milling vs. Dry Milling
– Different Processes, Different Co-Products
• Excellent Nutrient Value
– Distillers Products – more concentrated
– Significant Phosphorus Levels
• Feeding Applications for all Species
SUMMARY
• Excellent Opportunity for all Livestock
Producers
– Increasing Volume at Economical Prices
– Feeding Technology Available for Both Small
and Large Operations
• Recognize Limitations and Adjust