Test your basic knowledge |

Dairy Cattle Basics

Subjects : industries, dairy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The number one reason for culling in U.S. dairy herds is...






2. The hormone BST is given to dairy cows...






3. As a rule of thumb when milk production ________ - the milk fat content _______






4. The rumen of a mature cow will hold approximately...






5. When compared to normal corn silage - brown mid-rib corn silage has more energy and high digestibility. This is due largely to its lower content of__________.






6. Producers using BST must give their cows an injection of it every...






7. Pest Predators will travel up to ____ yards to find their food source (fly pupae).






8. Many dairy bulls have their nose pierced with a ring in it. This allows for...






9. A very popular dairy management software in Texas is...






10. What is the scientific term for birth?






11. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...






12. A dairy expects to cull approximately _________% of their herd each year.






13. When discussing lactation records - What does the term 'fat corrected milk' mean?






14. A cow's gestation period is _______ long?






15. What is Milk Fever paresis caused by?






16. Rotary Parlors or Carousel milk barns have the advantage of being ________________ when compared to other type barns.






17. A mutation where calves have little or no control over the movement of their legs is called...






18. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.






19. The standard length of the dry period in dairy cattle is ________?






20. The hooks and pins on an animal relate most closely to the...






21. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.






22. Fear can disrupt milk letdown in a cow. The hormone released that causes this disruption is...






23. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?






24. This vitamin plays a role in the coagulation of blood...






25. Most dairies in Texas are considered to be CAFO's. A CAFO is...






26. To the hundreth - how many pounds of milk are in a gallon?






27. PTAT






28. What is intravenous injection?






29. Name the three common places Coliforms are found.






30. At what isoelectric point (point at which proteins have net zero charge) do caseins precipitate?






31. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...






32. How many grams of lactose are in an 8 oz. glass of milk?






33. USDEC






34. What kinds of relationship do cattle and the microorganisms in their rumen share?






35. In cows - salmonellosis infections are most common in those that have calved within __________.






36. How many days after parturition should you wait before breeding a cow back?






37. The first feeding of colostrum should equal about ___ percent of the calf's body weight?






38. What breed is known to produce milk over a greater number of years than all other breeds?






39. How much more energy do fats contain per unit the carbohydrates and proteins?






40. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...






41. A rolling herd average (RHA) is based on how many months?






42. The milk produced on a dairy must be moved through a system of components and piping made from...






43. Cheddar cheese accounts for ____ % of American type cheeses made in the U.S.






44. What percent of milk is water?






45. After insemination - how long do sperm live in the cow's reproductive tract?






46. ___________ represents the largest daily input cost in producing milk.






47. When comparing bulls for artificial insemination - What does 'SCR' stand for?






48. A dairy expects to cull approximately _________% of their herd each year.






49. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?






50. How much more energy do fats contain per unit the carbohydrates and proteins?