Feedstuffs provide nourishment to animals and come in many types to meet their nutritional needs. They are the raw materials converted into the cells, tissues, and products of livestock. To create economical and profitable rations, one must understand the chemical and nutritional composition of different feedstuff classes and properly preserve stored feedstuffs, which is critical to the profitability of some farms and ranches.

1. CLASSIFICATION OF FEEDSTUFFS
Any material fed to animal for providing nourishment is Feedstuff.
Many types of feed ingredients or feedstuffs are available to supply the
nutritional needs of livestock. These feedstuffs are the raw materials
that are converted into animal cells, tissues, organs, and products. A
familiarity with the chemical and nutritional composition of the various
classes of feedstuffs is essential in order to formulate the most
economical and profitable rations. It is also important to be familiar with
the various feedstuff types to plan for planting, harvesting, and storage
of home grown feedstuffs. Proper preservation of stored feedstuffs is a
critical profitability factor for some types of farms and ranches.

2. FEEDSTUFFS