Poultry Flashcards
Largest consumed meat product world wide
Chicken
Why is chicken so popular?
Price, health, religion
Only country that uses supply management with poultry
Canada
Supply management implemented in Canada
1972
Poultry supply management
Quota, import control, pricing mechanisms
When is quota required for chickens
300 broilers
1000 hens
Quota
$500/ meat bird
Bought from former producer or increased demand
Advantages of supply management
Steady income and supply without oversupply, managed practices, and improved wellbeing
Disadvantages of supply management
Price, challenging to purchase quota
Feather board regulations
Space, air quality, husbandry, bedding, and more!
Audits
Ensure farm is meeting requirements
Regulations create
Consumer support
Chicken breeds
Regulated in Canada from international pedigree
Bio security
Human and bird health
No disease in or out
Main reasons chicken is cheap
Efficiency
35 day grow
Variance in meat and broiler birds
From genetic selection
Some influence form management and feed
Avian influenza
Viral infection
Wild and domesticated
Carriers without being sick
Broiler breeders or parent stock
Breeding males and females to get fertilized eggs
Extensive
Hatchery
Hatching eggs, high tech, vaccinated here
Grow out farm
Open housing, intensive management, leave at 35 days
Transportation
Modular crates, restrictions on conditions, special catchers, 3 hour transport
Slaughter
Stunning or gas
Turn around time of flock
8 weeks
5 grow, 3 clean
Chicken efficiency
1.5 kg feed for 1 kg chicken
Egg production
Major source of animal protein for poorest 20%
Double the mass of beef production
Layer hatching
Females retained, males killed
Onset of lay
19 weeks
Maximum rate of lay
32-35 weeks at 95%
Rate of lay decreases to 65%
At 72 weeks, then flock is depopulated
Average egg production
296 eggs per year
Battery/traditional cages phased out by
2031
Battery cage advantages
Reduced aggression, cannibalism, bone breaks, better management and quality
Disadvantages of battery cages
Restricted movement and natural behaviour, increased osteoporosis
Aviary
Expensive, dirty, hard to manage individual health, increased mortality, no pecking order, increased natural behaviour
Free range
Not possible in winter, predator control
Furnished hen housing
Enriched cages, easy management
High omega eggs
Feed flax