Flashcards in Poultry Deck (45)
How long does it take to produce a broiler?
Process begins with the arrival of 1 day old chicks brought in from parent farm
Process ends when animals reach market weight and are transported to the processing plant
"all in all out" system
Typical pyramid organization of the poultry industry order from bottom to top ?
Reproduction Farms (Breeders + Hatchery) -->
Genetics/Selection farms (Primary Breeders) *top*
Rations in feeding poultry must supply which major nutrient categories?
(Everything except lipids)
T or F: Poultry digest fiber well.
poultry have a limited ability to digest fiber
What percentage of the total rations do grains make up in ideal poultry feed?
*corn/maize is the most commonly used grain*
Can oats and barley replace corn entirely for grain source in poultry feeding?
oats and barley have a limit of incorporation => 10-15%
What are the most relevant AAs in poultry feed?
What are the most common sources of protein/AA in poultry diets?
No worry of prion dz in chickens
T or F: Broilers generally require/consume more water than hens.
What minerals are required in the poultry diet?
Ca, P, Mg, Fe, Cu, Zn, Co
*these are normally supplied in the form of premixes included in pelleted diets
What is the source of minerals and vitamins in the normal poultry diet?
Usually supplied in the form of premixes included in pelleted diets*
What is the general life expectancy of a laying hen?
Typically not more than a year and a half
When feeding chicks (age: 0-6 weeks old) for egg production, what percentage of protein do starter rations normally have?
When feeding for egg production, what ration should be implemented at weeks 6-14?
GROWER; 15% protein
When feeding for egg production, what ration should be implemented at weeks 14-20?
DEVELOPER; 12% protein
slowly/gradually switch from mesh to pellet
When feeding for egg production, what ration should laying hens (20-80 weeks old) be fed?
LAYING ration; 14.5% protein
*light breeds will consume less than heavy breeds
What is the suggested daily intake of Calcium in laying hens to support proper egg shell formation?
@40 weeks, increase to 3.8!!!
What is the amino acid that should be supplemented in laying hens?
When feeding broilers, what age is the starter diet implemented?
In broiler production, what age is the grower diet implemented and what % CP should it contain?
3-6 weeks; 20-22% CP
In broiler production, what age is the finisher diet implemented and what % CP should it contain?
6 weeks-market; 18-20% CP
*may contain coccidiostats
When feeding turkeys, what are the major differences in nutrient requirements compared to feeding chickens?
**turkeys require much higher protein than chickens
When feeding turkey poults, what should the pre-starter or starter ration include?
28% protein (pre-starter),
26% protein (starter)
*pre starters have high levels of antibiotics (require vet Rx) vitamins, AA, and energy than starters
What are the general changes in energy levels and protein levels as turkeys become older?
Energy levels INCREASE;
Protein levels DECREASE
*know for final*
When are turkey toms marketed and what is their live weight?
What age are turkey hens marketed and what is their live weight?
Are duckling/gosling rations closer in composition to turkeys or chicken?
Chicken (patterned after broiler diets with certain changes)
What ration of protein should ducklings and goslings be fed in a starter diet?
What ration of protein should ducks be fed in a finisher diet?