Transcript Objective 13.01 - R-S Central High School

Objective 13.01
• Discuss the various breeds of cattle, swine,
and poultry as related to the economic value
of each breed
Beef
• Predominant English
beef breeds in the
United States.
Angus
• Black or red breed
• Known for excellent
meat quality
Hereford
• Red cattle with a white
face
• Known for mothering
ability
Shorthorn
• Have been used in the
bloodlines of more
than thirty recognized
breeds of beef cattle.
Exotic Breeds
• Imported to the US when consumers
demanded a leaner meat.
• Have calves that grow faster than English
breeds
• Examples: Charolais, Limousin, Simmental
Exotic Breeds
• Brahman
– Brought from India
– Considered to be
scared to the Hindu
– Have a large hump and
loose skin
– Have good mothering
ability
Exotic Breeds
• Charolias
– Imported from France
– Large framed
– Not originally polled,
but now polled as a
result of cross
breeding.
Exotic Breeds
• Dutch Belted
– Bred by kings and
noblemen
– Unusual longevity
– High meat yield
American Breeds
• Developed to withstand the heat and
resistance to disease and parasites in the
South and Southwest
• Result of crossing Brahman Cattle from
India with British Breeds
• Offspring had high meat quality (British
Breeds) with high heat tolerance, disease
resistance, and parasite resistance.
American Breeds
• Beefmaster
– Developed at Lasater
Ranch in Texas
– Cross of Brahman
(1/2), Hereford (1/4)
and Shorthorn (1/4)
– Selected for milk,
weight, disposition
Rodeo Bulls
• Little Yellow Jacket
• Brangus
• Been ridden 4 out of
30 times
• Born 1996
• Retired 2005
Rodeo Bulls
•
•
•
•
•
Red Rock
Crossbred
Born 1976
Died 1994
1987 Bucking Bull
Champion
Rodeo Bulls
• Taking Care of
Business
• Killed Lane Frost
• Little Else is known
Rodeo Bulls
• Bodacious
• Charbray
• Broke every bone in
Tuff Hedemen’s face
requiring 6 titanium
plates in 1995 PBR
Championship
• Born 1988
• Died 2000
Dairy
• Holstein – 90% of
dairy cattle in the
United States are
Holstein
– Either black and white
or red and white
– Average production is
17,408 pounds per year
Dairy
• Jersey
– Produce more than 13
times their body weight
per lactation
– Usually weigh between
800 and 1200 pounds
– Known for gentle
disposition
– Produce high butterfat
Dairy
• Guernsey
– Average 14,447 pounds
of milk per lactation
– Produce high butterfat,
high protein milk
Pork Production
• The swine
industry has
changed greatly
from the lard
type hogs to
lean type hogs
demanded today
Types of swine operations
• Feeder-pig producers: pigs from birth up to
10-12 weeks; and 40 – 50 pounds in weight.
• Market-hog producers: feeds pigs from 1012 weeks to 6 months of age. After they
reach 240-250 pounds they are sent to
slaughter
Purebred producers
• Produce high-quality boars to:
– Improve the genetic makeup of one breed of
swine
– Purebred boars bred to crossbred sows increase
hybrid vigor
– Hybrid vigor: improvement in the offspring
resulting from favorable combinations of gene
pairs.
Duroc
• Only red hog
• Has dropping ears
• Fast gain and high
feed efficiency.
Hampshire
• Black with white belt
• Erect ears
• Established in
Kentucky
• First breed used by
Smithfield Foods
• Very hardy
Large White
• Bacon production
• Large litter size
• Large amount of milk
production
• Sound structure