ANSC 1000 quiz 1

Dystotya

Difficulty giving birth

Commercial beef production

Cattle are raised for slaughter; not registered; majority of livestock

Purebred or seedstock beef production

Cattle are bred for specific traits; bulls and heifers are sold to other purebreds; cattle are registered, may sell semen

Weaning to feedlot

Calves are weaned then immediately sent to feedlot

Dry

Non lactating

Wet

Lactating

Open

Not pregnant

Average daily gained

Pounds gained / Days

Feed efficiency

Pounds of feed / Pounds gained

Dressing percentage

Weight of usable product / weight of carcass

Weaning-grass-feedlot

Weaned calves are moved to grass then to feedlot; on average 100-200 lbs more than direct feedlot

Brazil

Leading country for beef production

Texas

Leading state for beef production

Feeder pig production

Swine are born onsite and then sold at weaning age to other producers to be fed to market weight

Feeder pig finishing

Feeder pigs are bought then fed to market weight and harvested

Farrow to finish

Pigs are born on site and raised to market weight and harvested

Sign of sow’s milk efficiency and production

Why is it important to weigh weaned swine

Their intestines are not fully formed and immunity is low

Why are swine not weaned before 3 weeks

Creep feed

Slowly introducing dry feed to make weaning easier

China

The leading country in swine production

Iowa

The leading state in swine production

Farm flock

Smaller sheep flocks mostly found in the midwest more than 50 head; 100 head is not uncommon; generally have more surviving lambs per ewe

Range Flock

Large flocks of sheep on large amounts of land; 80% of sheep population; more than 1000 head; mostly in the West

Ovine Feedlot

Less than 1000 head; many lambs ready for slaughter at weaning

China

Leading country in ovine production

Texas

Leading state in ovine production

Mature equine weight (Quarter horse)

1100 lbs

Equine weaning weight (Quarter horse)

500 lbs

Equine ADG (Quarter horse)

1\.75 lbs of gain/ days

Equine yearling ADG (Quarter horse)

.75 lbs of feed/ lbs of gain

What makes dairy specialized

Lots of equipment and expenses involved

Trends in dairy

Milk production has increased but number of farms and cows has decreased

Standard reporting for milk production

305 days 2x ME

ME

Mature equivalent; 5-8 years

Cows typically have their first calf at

2 years

Yearly milk production per cow

16,000-26,000 lbs

Country with most amount of cows

India

Leading country in milk production

U.S.

Leading state in dairy production

California

Leading country in poultry production

U.S.

Leading state in poultry production

Georgia

Leading country in egg production

China

Vegetarianism is related to

food scarcity

Why are animal proteins better than plant proteins

Animal proteins more closely match human proteins

What percent of land is used for crops

20%

What percent of land is used for livestock

60%

Chronic persistant hunger

a state of long-term malnourishment

Famine

A limited time period of food scarcity

What percent of the U.S is food insecure

15%

What percent of protein is received from grain worldwide

45%

What percent of protein is received from meat worldwide

16%

What percent of our country is involved in agriculture

1%

Red meat consumption has

fallen

Poultry, fish, and total meat consumption has

risen

Fat=

Flavor

Why has red meat consumption fallen

Price, consumer acceptance, and health issues