Below is a list of links that will help you in live animal evaluation techniques.
Live Animal Evaluation - South Dakota State Un. (Note: this site also includes a practice evaluation site.)
Feeder Cattle Evaluation - Un. of Nebraska
Jr. Beef Excellence Program - Noble Foundation
Frame Score and Weight of Cattle - Texas A&M (Note: this site requires Acrobat Reader.)
Beef Cattle Ultrasound - Iowa State Un.
Real-Time Ultrasound - Un. of Georgia
Live Cattle Marketing - National Cattleman's Beef Assoc.
Selecting Beef Bulls - Un. of Florida
Breeding Swine Performance Records - Purdue Un.
Swine: Selection & Mating of Breeding Stock - Un. of Florida
Measuring carcass Traits in Live Hogs - Oklahoma State Un.