A professional who performs any combination of the following tasks to bed, feed, water, load, weigh, mark, and segregate livestock. Respnsibilities include:

• Feeds grains, hay, and prepared feed and waters livestock according to schedule.
• Opens gates and drives livestock to scales, pens, trucks, railcars, and holding and slaughtering areas according to instructions, using electric prod and whip.
• Weighs animals and records weight.
• Segregates animals according to weight, age, color, and physical condition.
• Marks livestock to identify ownership and grade, using brands, tags, paint, or tattoos.
• Cleans ramps, scales, trucks, railcars, and pens, using hose, fork, shovel, and rake.
• Scatters new bedding material, such as sawdust and straw, in pens, railcars, and trucks.
• May vaccinate, apply liniment, drench, isolate, and mark animals to effect disease control program.
• May make routine repairs and perform general maintenance duties in stockyard.