University:
Sam Houston State University
Course:
BIOL 2413 | General Zoology
Academic year:

2023
Views:

229

Pages:

2
Author:

Clint W.

Answers to Assessment: 1. C 2. A 3. D 4. B 5. F 6. E 7. Culling – Cows should be culled from the herd based on the productivity of their calves. Evaluation – Cows should be culled based on evaluation of the udders, eyes, skeleton, and teeth. 8. Try to select heifers that will conceive early in the breeding season, calve easily give a flow of milk, wean a heavy calf, make a desirable genetic contribution to your cow herd, and have calves with desirable carcass traits. Selection of Cattle For Breeding Quiz Matching: Please place the correct letter by the correct definition. 1._______The difference in performance to be expected from future progeny of a sire, compared with that expected from future progeny of an average bull in the same test. A. Phenotype 2.______The characteristics of an animal that can be seen and B. Genotype or measured. 3.______Numerical value, ranging from 0 – 1.0, denoting the confidence that can be placed in an EPD C. EPD D. Accuracy 4.______Genetic make up of an animal E. Performance 5.______EPD that measures how well an animal does on the rail F. Carcass 6.______EPD that measures how well an animal’s progeny perform. 7. Please describe how you should select cows. 8. Please describe how you should select heifers.