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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. In a cow - where would you find the alveolus?






2. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...






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






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






5. What percent of dry matter in plants is made of carbohydrates?






6. A ____________ is usually necessary when feeding Dairy Cows TMR rations.






7. What is the approximate time of ovulation in cattle after the beginning of heat?






8. Body condition scores form 1 to 5 are used to track herd health and nutrition. Dry cows should have a body score from...






9. If a dairy bull has been genetically tested to determine his genomic make-up - this will be indicated on his pedigree by what letters?






10. It is widely acknowledged that a calcium/phosphorus ration of about ______________ is best for a dairy ration since this mirrors that of the cows' body.






11. Dairy rations - especially those for high producing cows - may be buffered to maintain a desirable rumen pH. The most common buffering agent for this is...






12. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...






13. Heritability for milk production in dairy cattle is...






14. Cows treated with BST typically show an increase in milk production of...






15. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...






16. What hormone is responsible for maintaining pregnancy?






17. Milk let down in a dairy cow may be stimulated by...






18. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?






19. PTAT






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






21. About 90% of U.S. dairies use a __________ milking schedule.






22. What percentage of whole milk is fat when compared on a dry matter basis?






23. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?






24. When is the best time to feed anionic salts to dairy cows?






25. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?






26. What are structural carbohydrates made of?






27. Which system of the cow's body is most affected by paratuberculosis?






28. What are structural carbohydrates made of?






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






30. Rumen bacteria enable dairy cattle to utilize which feed supplement?






31. Fermented forage plants relates to...






32. What ration ingredients contain the highest concentration of energy?






33. What is the name of the term for a farm's unique identification number that is part of the National Animal Identification System?






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






35. FAS






36. Brucellosis is also know as...






37. When feeding close-up cows a calcium deficient diet - which gland is simulated?






38. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?






39. What stomach compartments are not developed in a newborn calf?






40. Endocrinology is the science dealing with _______________.






41. Feeding proper rations during the summer is important for both cow comfort and maintaining milk production. Which nutrient is most important during the summer months?






42. What is the classification for a Holstein cow given the numerical value 80-84.9?






43. The annual sale of dairy semen exceeds __________ straws.






44. The hormone ______________ stimulates milk let down and may be administered via injection - when necessary after parturition.






45. Allelomimetic behavior is defined as...






46. An average Holstein cow should give _______ pounds per day for each lactation.






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






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






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






50. The portion of the ruminant digestive system which is known as and functions as the 'true' stomach is the...







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