Cattle Nutrition Intro Flashcards
Which of the beef cow breeds have the ability to forage on poor pastures?
Brahman
Which of the beef cow breeds are tolerant to disease and parasites?
Texas Longhorn
What is the smallest dairy breed?
Jersey
What is the milk fat content of the Ayrshire?
4% milk fat
The life cycle of the dairy cow
Parturition -> Early & Peak lactation -> Late Lactation -> Dry Period
What is the main objective on dairy farms?
Produce 1 calf per year/cow -> MILK
4 reasons that dairy cows are different from beef cows
1) Different ability to produce milk
2) Different ability to grow (beef cows grows faster than dairy cows)
3) Different ability to produce body muscle and fat masses
4) Different conformation
What are 2 major domestic breeds of cattle?
1) Middle East (Bos taurus)
2) India (Bos indicus)
Which of the dairy breeds constitute to 90% worldwide?
Holstein-Friesland
Which of the beef cow breeds have well-marbled meat?
Angus
What is the job of beef cows?
Job is to produce meat for human consumption
Which of the beef cow breeds perform well in feedlots?
Angus
What is the milk fat content of the Jersey?
4.9% milk fat
(the most milk fat content)
Ultimately all dairy breeds can be used for meat production
True or False?
True
(however there will be poor quality meat)
Which of the beef cow breeds are used in the ranching systems in Western US?
Hereford
What is the milk fat content of the Holstein-Friesland?
2.5% milk fat
4 most important dairy breeds
1) Holstein Friesland
2) Ayrshire
3) Jersey
4) Brown Swiss
What is the job of dairy cows?
Job is to produce milk and dairy products for human consumption
Which cow is rectangular shaped, dairy or beef?
Beef cows
Which of the beef cow breeds are docile and easily handled?
Hereford
Term used for when animals feed essentially on pasture and are supplemented with grain/hay during winter
Grazing
Select the protein supplement:
A) Corn silage
B) Cottonseed meal
C) Corn (grain)
D) Soybean meal
E) A and B
F) B and D
F) B and D
(B) Cottonseed meal
(D) Soybean meal
What is the milk fat content of the Brown Swiss?
4% milk fat
2 types of beef farms
1) Cow Calf Ops -> Has a cow herd and produces calves that are raised until one year old
2) Feedlots -> Calves from cow-calf ops are finished as quickly as possible and later slaughtered
Which of the beef cow breeds are the origin of 30 other different breeds?
Shorthorn
Which of the beef cow breeds have the ability to survive on sparse rangelands?
Texas Longhorn
Which of the beef cow breeds have heat tolerance?
Brahman
Which dairy cow breed is heat tolerant?
Brown Swiss
Nutrition wise, what are the 2 beef farms based on?
1) Cow Calf Ops -> Based on Pastures
2) Feedlots -> Animals are confined and have access to feed (roughage [hay] + grain [corn])
How does the Red Angus get its color?
Recessive gene
How long are cows milked a year on dairy farms?
10 months
Dairy cows are the same as beef cows
True or False?
False
7 Beef Cow breeds
1) Angus
2) Hereford
3) Highland cattle
4) Shorthorn
5) Charolais
6) Brahman
7) Texas Longhorn
What is the target in dairy farms for lactation length?
A) 305 days
B) 365 days
C) 205 days
D) 265 days
A) 305 days
Term used when animals are fed on Pasture and “hand fed” on TMR (Total Mixed Ration) that includes hay and/or silage + grain + protein concentrates, etc.
Minimal grazing
Which dairy cow breed has good grazing ability?
Ayrshire
Which cow is triangular shaped, dairy or beef?
Dairy cows
4 components of milk being paid by its quality
1) Volume
2) Fat content
3) Protein content
4) Somatic Cell Count (SCC)
Which of the beef cow breeds are the large, heavily muscled breed?
Charolais
What is the job of feedlot cattle?
Job of feedlot cattle is to finish out as
quickly and efficiently as possible
Which of the beef cow breeds has high quality carcass?
Angus
Which of the beef cow breeds have high carcass yields?
Charolais
What animal would you expect to more likely to develop a nutrition-related problem such as bloat or acidosis?
A) Steer in feedlot
B) Steer in pasture
A) Steer in feedlot
