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The European Efficiency Factor, the EEF, is a calculation of the grade of poultry. Zootechnicainternational.com has an app available that will calculate the EFF.

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11y ago

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How many broilers are in the US?

As of January 2021, the number of broilers in the United States was approximately 9 billion birds. Broilers are chickens raised for meat production. The poultry industry in the U.S. is one of the largest in the world.


It does it mean raising chickens for eggs or broilers.?

Chickens raised for broilers are processed at about 18 weeks old and never lay an egg. They are for meat only. Raising chickens for eggs means to feed them special diets to maximize egg production, these birds are usually kept for 18 to 24 months and then processed for meat after prime egg laying is over.


How heavy can broiler chickens weigh?

Broilers are meat-type chickens. Sometimes they are called fryers or frying chicken. Commercial broilers are crossbreds, primarily involving White Cornish and White Plymouth Rock. Commercial broilers are marketed at 4-10 weeks of age, depending on the body weight desired. Broilers are used for products such as Cornish Hens (2.85 lb live weight at about 4 weeks of age), chicken for fast food restaurants (4.1 lb at about 6 weeks of age), chicken for grocery stores (6.0 lb at about 7.5 weeks of age), and deboned chicken for sandwiches, nuggets, etc. (6.5 lb at about 8 or 9 weeks of age). Broilers that reach weights higher than 7 lbs are classed as stewing hens and command lower prices per pound.


How do you calculate FCR for hens and layers?

FCR = total Feed consumed by birds/total weight gain e.g. 1000 broilers consumed 3500 kg feed in 45 days of rearing Total wight of birds is 1750 kg from 1000 birds FCR = 3500/1750 = 2.0


What is the vaccination schedule for broilers layers and cattles?

A detailed vaccination schedule for broilers and layers can be seen at a website called Poultry Industry. Go to Google and search for "engormix". Upon entering the website, click on "Technical Articles" and then "Health". Choose "Poultry Vaccines" and browse the page for the article entitled, "Vaccination in Poultry". For cattles, go to the website MSD Animal Health. Hover over the "News" tab and the choose "Cattle Vaccine, Dipping and Dosing Guides".