ASCI 220 Lab
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48 Terms
How many feed classes are there?
8
Class 1 Name
Dry Forages and Roughages
Class 2 Name
Pasture, Range Plants and Forages Fed Green
Class 3 Name
Silages
Class 4 Name
Energy Concentrates
Class 5 Name
Protein Concentrates
Class 6 Name
Mineral Supplements
Class 7 Name
Vitamin Supplements
Class 8 Name
Nonnutritive Additives
How many digits in a IFN?
6
What is the first number in an IFN?
The feed class number
How much fiber are in Forages and Roughages (Classes 1-3)?
> 18% crude fiber (DMB)
How much fiber are in Concentrates (Classes 4 & 5)?
<18% crude fiber (DMB)
How much protein in a protein concentrate?
>20% crude protein (DMB)
How much protein in an energy concentrate?
<20% crude protein (DMB)
What is the other name for Class 3. SIlages
Ensiled forages
What are ensiled forages?
Roughages, stored wet and in anaerobic conditions
Forage/Roughage Stats
>18% crude fiber
>35% cell wall constituents
Higher fiber, lower digestible energy
Class 1 Stats
Moisture content <20%
Dry matter content >80%
Where can Class 1 be found on the NANP website?
Forages and Roughages
Class 2 Stats
Moisture content 75-90%
Dry matter content 10-25%
Where can Class 2 be found on the NANP website?
Forages and Roughages
What kind of eater gets Class 3 feed?
Ruminant herbivores
Where can Class 3 be found on the NANP website?
Forages and Roughages
What are Class 4 feeds made of?
Nonstructural carbohydrates, fat
Cereal grains and their byproducts
Class 4 stats
<18% crude fiber (DMB, low fiber content)
<20% crute protein (DMB, low to moderate protein concentration)
Where can Class 4 be found on the NANP website?
Energy Concentrates
What is in Class 1 feeds?
Hays, straw, stover
What is in Class 2 feeds?
Pasture and Range forages, green chop, and cannery of food crop residue
What is in Class 3 feed?
Corn and sorghum silage, hay crop silage, and small grain silage
What feed costs the most?
Protein Concentrates (Class 5)
Class 5 stats
<18% crude fiber (DMB, lower fiber content than energy concentrates)
>20% crude protein (DMB, higher protein than energy concentrates)
Where can Class 5 be found on the NANP website?
Protein Concentrates
Does Class 6 provide energy?
No, it supports physiological processes and anatomical structures
Where can Class 6 be found on the NANP website?
Minerals
What two types of vitamins are found in Class 7?
Fat and water soluble vitamins
Does Class 7 provide energy?
No
Where can Class 7 be found on the NANP website?
It doesn’t exist yet
Why do we add Class 8 to feeds?
Stimulate Growth
Improve feed utilization
What did the FDA approve for Class 8 to include?
Antibiotics
Colors
Flavors
Hormones
Where can Class 8 be found on the NANP website?
It doesn’t exist yet
Nutrient definition
Any feed constituent or group of feed constituents that aid in the support of life
Ingredient definition
A component part or constituent of any combination or mixture making up a feed
Feed (Feedstuff) Definition
Any material of natural or synthetic origin, fed to animals for the purpose of maintaining them
Formulated Feed
Two or more ingredients proportioned, mixed, and processed according to specifications
Ration definition
An amount of feed consumed by an animal in 24 hours
Complete Ration Definition
A formula that is supposed to be fed as the sole ration and meets all requirements of the diet for supporting life. DOES NOT INCLUDE WATER!
Diet Definition
Feed ingredient or mixture of ingredients. INCLUDES WATER!