(a) An employer is exempt from this chapter with respect to employment of a person in dairy farming.
(b) Sections 62.051-62.054 do not apply to an agricultural employer with respect to an employee engaged in the production of livestock.
(c) In this section, "production of livestock" includes:
(1) any livestock operation, without regard to size or type of location, in which the land produces forage or feedstuffs, including naturally or artificially revegetated forage or feedstuffs;
(2) breeding, feeding, watering, containing, maintaining, and caring for livestock;
(3) production of livestock in feedlots; and
(4) all other activities necessary or useful to the raising of livestock.