Designed to provide instructional materials for use by vocational agriculture teachers, this unit on livestock judging contains materials based on five competencies needed to be a livestock producer. The following competencies are covered: general preparation for livestock judging, selection, and evaluation; judging, selection, and evaluation of beef cattle; judging, selection, and evaluation of swine; judging, selection, and evaluation of sheep; and giving oral reasons. Lessons on each of these competencies contain a performance objective, teaching-learning activities, supplemental materials, and a criterion-referenced measure. Suggestions for using problem-solving procedures, audio-visual aids, resource persons, field trips, and supplementary materials are outlined in the section on teaching-learning activities provided for each lesson. Transparency masters of charts, tables, and illustrations are also included in each lesson. (Related documents contain similar instructional materials on breeding livestock, dairy housing and equipment, feeding livestock, tobacco production, and corn production--see note.) (MN)