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






2. A disease causing air bubbles under the skin and usually results in rapid death is __________.






3. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?






4. Some Texas dairymen are placing Bermuda and/or corn forage into ______________ for fermentation and silage production.






5. BVD






6. Abortion in the last trimester of pregnancy is often caused by_______________.






7. Name the three common places Coliforms are found.






8. What percent of the cows feed intake is consumed during the daylight hours?






9. In reference to reproduction - What does CL stand for?






10. What type of mastitis is the easiest to cure?






11. New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD system. MOD means...






12. What is the most abundant mineral in the body?






13. On average - how many weekd after freshening does a cow's dry matter intake peak?






14. Heart girth measurements of cows may be used to estimate...






15. Feeding bulky feeds during the dry period and gradually bringing fresh cows back on grain are ways to prevent...






16. PTAT






17. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?






18. What is intravenous injection?






19. BFP






20. Quality forage is critical for acow's milk production. Many people evaluate hay based upon its green color; others think the color is a poor indication of nutrient composition. However - green colored hay is generally considered to have a higher ____






21. Dairy cattle have a ________ field of vision to their front






22. A calf's birth weight is approximately ________% of its' mature weight.






23. When doing classification scoring - a cow given the numerical value of 85-89.9 is classified as...






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






25. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?






26. 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__________.






27. The two main problems that effect reproduction are...






28. What is a nonfunctional mammary gland called?






29. USDEC






30. What pathway in youg calves direct milk into the abomasum - bypassing the rumen - reticulum - and omasum?






31. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?






32. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.






33. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...






34. Dairy cows need roughage to concentrate ratio of approximately ______________ to maintain the desired fat content in the milk.






35. Parallel milk barns typically have several cows on each side. The cows are arranged in a ____________ fashion in this barn.






36. High potassium intake will decrease a cows ability to mobilize what?






37. What machine is used to determine if water has been added to milk?






38. BFP






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






40. What manure waste management method runs manure across a press and squeezes the water out?






41. Cattle grazing stressed on wilted hybrid sorghum/Johnson grass type pasture - may die as a result of ________________.






42. A dairy cow that has her feet too far forward (under her belly) is said to be...






43. Which major dairy breed association was the first to use computers to maintain breed registry records?






44. EU






45. How much water can a lactating cow consume in one day?






46. NFDM






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






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






49. Milk should be below what temperature before it is transferred to a milk truck?






50. In the ruminant digestive system - which to the following is the name of first section of the small intestine that is connected to the abomasum?






Can you answer 50 questions in 15 minutes?



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