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. In regards to pedigrees - What is a RHA?






2. What hormone is responsible for maintaining pregnancy?






3. The circulatory system of a dairy cow is very important to milk production. A dairy cow must circulate about _________ of blood for each pound of milk produced.






4. NAFTA






5. Milk fever is also (scientifically) known as what?






6. What is the classification for a Holstein cow given the numerical value of less than 70?






7. All milking equipment must be sanitized...






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






9. A mutation where a calf is born with a single toe on one or more feet is called...






10. At how many days can pregnancy be detected by palpation?






11. What combines the Predicted Transmitting Ability for protein - fat - type and udder composite index and ranks the animal on its ability to transmit a balance of these four traits






12. What acid is formed when nonstructural carbohydrates are digested in the rumen?






13. How many days after breeding can a pregnancy be detected by ultrasound?






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






15. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?






16. The most costly form of mastitis is?






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






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






19. IPM






20. A disease transmitted through natural mating which causes abortion - low conception rates - and irregular heat cycles is _____________________.






21. The typical lactation curve shows a dairy cow reaching her peak production about ________days into the lactation cycle.






22. For best results calves should be fed colostrum within ____ hours of calving...






23. How many das into a pregnancy can a fetus be sexed by ultrasound?






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






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






26. To maintain margins - you should be monitoring and making decisions based on your herd's IOFC. What do the initials IOFC stand for?






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






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






29. Milk with over_____________ somatic cell count cannot legally be shipped in the United States?






30. Recent research traits have shown that dairy cows prefer to be milked __________ times/day if they are able to choose.






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






32. What is another term for the lowest lateral regions of the abdomen - near the groin?






33. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency






34. The topline of a cow is made up of the...






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






36. Which hormone produced by the uterus causes regression of the corpus luteum?






37. %DBH






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






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






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






41. In the reproductive tract of a dairy cow - how many uterine horns are there?






42. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...






43. Fats are broken down by a dairy cow In what part of her body?






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






45. The top most part of a cow's head is called the...






46. What is an anion?






47. Dairy Farmers frequently place a stomach magnet into their cows to...






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






49. 98% of somatic cells are...






50. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.