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Livestock evaluation exam 1 > Test questions > Flashcards

Test questions Flashcards

1
Q

What breed factors determine carcass value?

A

Weight, YG, QG

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2
Q

Whats the 3 factors that determine caracss value of market sheep?

A

Weight, QG, YG

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3
Q

What does practical mean?

A

Suitable for a particular purpose

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4
Q

How does practicality apply to market cattle?

A

-Correct structural build- clean joints, correct hoof shape and comfortable when moving,
-mellow body type- ability to put on finish

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5
Q

What is the difference between YQ of lambs and cattle

A

Cattle- Determined off the muscle to fat ratio relationship
Sheep- YG is determined off only fat thickness.

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6
Q

Definition of Balance

A

Built right, correct in composition, good proportion, practical and attractive

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7
Q

Define Evaluation

A

The making of a judgment about the amount, number, or
value of something; assessment.

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8
Q

Define productivity

A

The state or quality of producing something

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9
Q

Define practical

A

Suitable for a particular purpose , its useful

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10
Q

What systems have quality grade standards?

A

Cattle= Marbling and maturity
Sheep ???

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11
Q

What affects handle quality and how is it effected?

A

-squareness/freshness (expression of top) rack, lion.
-It effects maturity/age, fat thickness

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12
Q

What does a cut mean? (if given a numeric value)

A

1-3= close pair, difficult decision
4-5= moderately difficult to easy decision.
6-8=very easy decission

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13
Q

What are some differences in feed efficiency and can we detect them usually?

A

Impossible to detect unless your feeling the animal. However feed efficient animals grow fast and convert feed resources into edible portions.

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14
Q

Whats our best indicator of marbelling?

A

Correlated to subcutaneous fat thickness (backfat)

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15
Q

How is YG determined in sheep?

A

Only by fat thickness
(there a formula)

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16
Q

Whats the trends in 1940’s what breeds where popular?

A

Breeders (cattle) set about to reduce
frame size

Hasten maturity
Increase fleshing ability
Ability to finish at a younger age and
lighter weight
Trend continued until the late 1950s
British-type breeds (cattle)

17
Q

What did the USDA do in 1960’s?

A

Introduced YG
-Putting attention on overfat cattle coming from feed yards (trying to remove them)

18
Q

What breeds benefited from longer frame cattle ?

A

Continental breeds- charlaois, limousin, simmental

19
Q

Who won the chicago fair 1969?

A

Conoco

20
Q

What are problems with big cattle?

A

Heavy carcasses, poor quality grade, calving difficulty

21
Q

How do you score a placing card?

A

Possible 24 outcomes in class of 4 animals.
Official judges rank them and designate cuts for the pairs (based of difficulty)

22
Q

What determines YG in cattle ?

A

Fat thickness = biggest driver of final YG
-12th rib fat thickness
-% KPH

23
Q

What is a choice to select spread?

A

the difference between wholesale boxed beef cutout values for the U.S. Department of Agriculture’s (USDA) Choice and Select quality grade carcasses on any given day

24
Q

What does a choice to select spread mean for industry demand?

A
25
Q

Calculate YG and Final Value

A

Formula

26
Q

Why is evaluation important and what is it?

A

The making of a judgment about the amount, number, or
value of something; assessment.
-its important to ensure a fair pay-outs given for the quality produced , high quality is rewarded.

27
Q

What skills are developed from being on a competitive livestock judging team ?

A

-Student development
Work ethic,
Networking,
Communication skills,
Decision making

28
Q

What are modern day cattle like?

A

High QG- Moderate animals , feed efficient and practical, heavy muscled without compromising structure

29
Q

Place steers and give reasons

A

-Proportion
-Balance
-Correct structure, clean joints, correct hooves shape, smooth over top , fat tail head, full brisket

Livestock evaluation exam 1 (11 decks)

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