ANS 121 - Week 1 - 9/26 - Overview/Beef
ANS 121 - Week 1 - 9/26 - Overview/Beef ANS 121
Popular in Intro to Animal Sciences
verified elite notetaker
Popular in Animal Science
This 4 page Class Notes was uploaded by Katherine Murdock on Wednesday September 21, 2016. The Class Notes belongs to ANS 121 at Oregon State University taught by James C. Hermes in Fall 2016. Since its upload, it has received 5 views. For similar materials see Intro to Animal Sciences in Animal Science at Oregon State University.
Reviews for ANS 121 - Week 1 - 9/26 - Overview/Beef
Report this Material
What is Karma?
Karma is the currency of StudySoup.
You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!
Date Created: 09/21/16
ANS 121 (9-26) Today: Finish Overview Start Beef Cattle Tuesday: No Labs Wednesday: Beef Cattle (No Labs) Friday: Dairy (Quiz #1) – Current food supply is adequate but 800 million people receive inadequate diets (poor food distribution) – Not an issue of production Consider this – Methods that increase efﬁciency – Animal density – Hormones in cattle – Antibiotics – If removed (the problems) – Decrease efﬁciency – Reduced human food supply – Increase worldwide hunger 2012 gross domestic product estimates Manufacturing $5,420 billion Publishing $1,258 billion Construction $982 billion Transportation $846 billion Mining $533 billion Finance and real estate $490 billion Agriculture $420 billion Utilities $377 billion Animal Production systems economic impact 1. Beef 2. Dairy 3. Poultry and eggs 4. Swine 5. Horse 6. Lamb and wool Oregon Selected agriculture commodities 1.Cattle 2.Dairy 15.Eggs 23.Broilers(chickens) 34.Sheep 41.Swine 45.Horses/mules Animal Production Systems Grasslands account for 30% of the global land base % Human-edible diets Sheep/beef cows 5 Dairy cows 10-30 Feedlot Cattle 65 Swine/Poultry 70 Global Consumption Cereal Production Consumption Human 66% Swine 12% Dairy cows 9% Beef cattle 5% Broiler chickens 5% Egg layers 4% In countries where animals are sources of protein are high, the population involved in agriculture is decreased. Supply and Demand the human population is forecasted top increase by over 33% over the next 20 years to 8 million Composition of World Diets – Average intake – Female 120lbs 2000Kcal 44 grams protein – Male 150lbs 2700 Kcal 56g Protein Animal production is not without issues – BSE - Bovine Spongiform Encephalopathy (Mad Cow disease) – Inﬂuenza – “Bird Flu” – Began in birds – Constantly adapts and evolves – “Swine Flu” – Began in pigs – Eventually transferred to humans – Food safety - Salmonella, Campylobacter, Listeria, E. coli – Regulations – Government: – Manure Management – CAFO: conﬁned animal feeding operation – What can you do with your manure (depending on animal population) – Horse Slaughter – Horses used to be slaughtered constantly – Some now see as a companion animal – Horses that need slaughtering are sent off to Canada/Mexico – Antibiotic Resistance – Its thought that giving theses antibiotics to animals causes problems – Retailers: – Animal Welfare – Production audits – Looking at production units to make sure everything is being prepared properly – Finely Textured Beef Trim – “Pink slime” – Aureate meat – Cage Free Eggs Introduction to beef cattle Beef cattle segment – Protein production: meat – Red meat – Primary red meat product – Beef: cattle meat – Veal :young cattle meat, milk fe, restrained – Other competing meats – Dairy, Lamb, Pork, Poultry, Seafood Beef Cattle Industry – 3 primary areas of production – Cow/Calf – Veal – Stocker – Producer that has land and puts these animals out on pasture for 4-6 months to double size eating grass/hay (CALF) – Dairy – Feedlot – CALF – At around 1000 lbs. – Sold again – Diet changes to gain fat – Processed to become beef History – Domestication: 9,000 BC one of the earliest domestications – “Cattle” may have come from “Chattel” (possession0 – wealth determined based on the number of cattle owned (Psalms 50:10) – early coins had picture of an ox head – latin for cattle “pecks – latin for money “pecunia” – where did cattle come from – tho species – Dos taurus - domestic cattle – bos primigeniou -=Aurochs – wild ox of central europe – temperate regions of europe – hunted by early man – Dos longifrons - celtic southern – Aurochs – Large 6-7 ft at withers – hunted to extinction – basis for most modern breeds – Celtic Ox – smaller stature – shorthorns – crossed with Aurochs – –
Are you sure you want to buy this material for
You're already Subscribed!
Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'