ADSC 2010 Week 2 Notes
ADSC 2010 Week 2 Notes ADSC 2010
Popular in Intro to Animal and Dairy Science
Popular in Agricultural & Resource Econ
This 5 page Class Notes was uploaded by Neena Molavi on Friday January 30, 2015. The Class Notes belongs to ADSC 2010 at University of Georgia taught by Dean Pringle in Spring2015. Since its upload, it has received 110 views. For similar materials see Intro to Animal and Dairy Science in Agricultural & Resource Econ at University of Georgia.
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Date Created: 01/30/15
MONDAY JANUARY 12 2015 Sex Condition Terminology Males Species Sexual Intact Castrated Maturity Young Mature Young Mature transition Cattle 12 yrs Bull calf Bull Steer Stag Swine 6 9 mo Boar pig Boar Barrow Stag Sheep 1 yr Ram Rambuck Wether Stag lamb Horse 23 yrs Colt StallionStud Gelding NA Goat 1 yr Buck Buck Wether NA Chicken 1518 Cockerel RoosterCock Capon NA wks Females Species Sexual Name Meat Product Maturity Young Mature Young Mature transition Cattle Has had Heifer Cow 35 mo Beef a calf Veal 610 mo Calf Swine First Gilt Sow Pork litter about a year Sheep 1 yr Ewe Ewe Lamb Mutton lamb Horse 3 yrs Filly Mare Horsemeat Goat 1 yr Doe Doe Kid Goat Chicken 1822 Pullet Hen Chicken wks First calf heifer young having first calf most energy requiring group require special management If you don t take care of them they won t rebreed First parity gilt similar to first calf heifer Kid general term for young goats Cows that were once a part of the breeding herd become ground beef because of flavor and tenderness Human uses of animal product Food Clothing leather wool Byproducts pharmaceuticals animal feeds insulin pigs lubricants prolactin blood plasma collagen Pleasure pets Power Manure fertilizer energy buildings Research models pigs are good for studying human nutrition WEDNESDAY JAN 14 2015 World Population of Livestock Chicken 207 billion head 1 China 52 billion 116 million tons 2 US 21 billion 171 million tons 3 Indonesia 14 billion 16 million tons 4 Brazil 13 billion 114 million tons 5 India 09 billion 22 million tons Hong Kong is the 1 consumer of chicken per capita with 67 lbs per capita per year Cattle 14 billion head 1 Brazil 213 million 9 million tons 2 India 211 million11 million tons 3 US 93 million 12 million tons 4 China 83 million 6 million tons 5 Argentina 48 million 24 million tons Argentina is the 1 consumer of beef per capita 70 lbs per capita per year Sheep 11 billion head 1 China 139 million21 million tons 2 India 74 million 293K tons 3 Australia 73 million 512K tons 4 Iran 49 million 92K tons 5 Sudan 39 million 183K tons The US is 49 due to WWII soldiers didn t want to eat lambmutton anymore once they returned home 1 consumer Australia Swine 967 million head 1 China 465 miion 505 million tons 2 US 66 miion 103 million tons 3 Brazil 39 miion 34 million tons 4 Vietnam 27 miion 31 million 5 Germany 269 miion 58 million tons 1 consumer Denmark 74 lbs per capita per year Dairy Cattle 265 million head 1 India 44 miion 57 million tons 2 Brazil 23 miion 32 million tons 3 China 122 miion 37 million tons 4 US 9 miion 89 million tons 5 Russia 9 miion 31 million tons 1 consumer Finland Horses 584 million head 1 US 102 miion 28k tons 2 China 68 miion 161k tons 3 Mexico 64 miion 83k tons 4 Brazil 55 miion 22k tons 5 Argentina 36 miion 26k tons 1 consumer Italy Origin of World Food Supply 50 of calories consumed globally comes from grain 45 of protein consumed globally comes from gain 16 of calories consumed globally comes from animal products 37 of protein consumed globally comes from animal products The Importance of Animal Protein in the Human Diet Meat has a high biological valuequot 0 The makeup of amino acids meets human requirements for survival 0 All essential amino acids are present in the correct proportions in meat 0 Animal products are excellent sources of B vitamins and they only natural source of vitamin B12 Available Food Supply Developed Developing World Food supply 132 96 107 percent of requirement All protein 99 57 69 g ra msperson Animal Protein 54 12 23 gramsperson malnou rishment Recommended Daily Allowance Calories males 2700 females 2000 Protein males 56 females 44 Animal Product Consumption Developing countries 0 3 of calories come from animal product 0 10 of protein comes from animal product Developed countries 0 30 of calories come from animal product 0 60 of protein comes from animal product Agriculture in developeddeveloping countries Major difference between developed and developing countries is money and mechanization About 20 of the worlds tractors are in the US In 2005 2 of the US population fed 98 0 One farmer fed 94 US and 34 world citizens Percent of disposable income spent on food Americans 11 Developing 3060 Food is most affordable in the US Reasons for inadequate food supply in developing countries l L U39lh Lack of knowledge Population concentration 0 Asia 50 of people 22 agricultural production 0 North America 6 of people 27 agricultural production Lack of wealth o Mechanization o Fertilizer Governmental Policies Environmental Policies 0 lack of arable land 0 lack of rainfall 0 plant and animal diseases Religious or social taboo 0 Some religions promote vegetarianism