Cornmercial feed, other than customer-formula feed, shall be labeled with the information prescribed in this regulation.
* Starting/growing - from day of hatch to approximately 10 weeks of age.
* Finisher - from approximately 10 weeks of age to time first egg is produced (approximately 20 weeks of age).
* Laying - from time first egg is laid throughout the time of egg production.
* Breeders - chickens that produce fertile eggs for hatch replacement layers to produce eggs for food, e.g., table eggs, from time first egg is laid throughout their productive cycle.
* Starting/growing - from day of hatch to approximately 5 weeks of age.
* Finisher - from approximately 5 weeks of age to market (42 to 52 days).
* Breeders - bybrid strains of chickens whose offspring are grown for human food (broilers), any age and either sex.
* Starting/growing - from day of hatch until approximately 10 weeks of age.
* Finishing - from approximately 10 weeks of age to time first egg is produced (approximately 20 weeks of age).
* Laying - fertile egg producing chickens (broilers/roasters) from day of first egg throughout the time fertile eggs are produced.
* Starting/growing - turkeys that are grown for human food from day of hatch to approximately 13 weeks of age (females) and 16 weeks of age (males).
* Finisher - turkeys that are grown for human food, females from approximately 13 weeks of age to approximately 17 weeks of age; males from 16 weeks of age to 20 weeks of age (or desired market weight).
* Laying - female turkeys that are producing eggs, from time first egg is produced, throughout the time they are producing eggs.
* Breeder - turkeys that are grown to produce fertile eggs, from day of hatch to time first egg is produced (approximately 30 weeks of age), both sexes.
* Grower 1-3 months to 12 months of age.
* Grower 2 - more than 12 months of age.
* Starter - 0 to 3 weeks of age.
* Grower - 3 to 6 weeks of age.
* Finisher - 6 weeks to market.
* Breeder developer - 8 to 19 weeks of age.
* Breeder - 22 weeks to end of lay.
* Starter - 0 to 4 weeks of age.
* Grower - 4 to 8 weeks of age.
* Finisher - 8 weeks to market.
* Breeder developer - 10 to 22 weeks of age.
* Breeder - 22 weeks to end of lay.
* Minimum and maximum percentage of calcium.
* Minimum percentage of phosphorus.
* Minimum and maximum percentage of salt (if added).
* Minimum and maximum percentage of total sodium shall be guaranteed only when total sodium exceeds that furnished by the maximum salt guarantee.
* Other minerals.
Iowa Admin. Code r. 21-41.3