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Dairy Judging Test
| Question | Answer |
|---|---|
| Historically during what season is the demand for milk the highest? a) spring b) summer c) fall d) winter e) it is the same year round | fall |
| Which breed of dairy cattle has the lowest percentage of inbreeding? a) Ayrshire b) Brown Swiss c) Guernsey d) Holstein e) Jersey | Holstein |
| In the standard protocol for cleaning milking equipment, which of the following is not one of the four phases of cleaning? A) Backflushing B)acid rinse C)Chlorinated alkaline cleaning D)acid rinse E)Sanitation | Backflushing |
| Dairy farmers fund the National Dairy Promotion & Research Board and other dairy product promotion through payments of how much per hundredweight of milk shipped? a) $0.05 b) $0.10 c) $0.15 d) $0.50 e) $1.00 | $0.15 |
| 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? a) energy b) fat c) water d) vitamins e) minerals | Water |
| What percentage of lactating dairy cows have oxytocin in their bloodstreams during milking? a) 50% b) 60% c) 75% d) 88% e) 100% | 100% |
| We can reduce ammonia emissions by reducing the feeding of what? a) fat b) protein c) corn silage d) phosphorus e) minerals | Protein |
| On the Unified Dairy Cow Score Card, the category "udder" accounts for how many points? a) 10 b) 15 c) 25 d) 30 e) 40 | 40 |
| The medical name for tarsal hygroma which is a common ailment of dairy cows is what? a) swollen hock b) dehydration c) acidosis d) lameness e) split toed | Swollen Hock |
| What bacteria causes "Circling Disease" in cattle? a) salmonella b) mycoplasma c) listeria d) leukosis e) haemophilus somnus | Listeria |
| Fumonisin and zearalenone are examples of what? a) vitamins b) minerals c) carbohydrates d) lipids e) mycotoxins | Mycotoxins |
| Which of the following is a compartment of the dairy cow's stomach? a) duodenum b) jejunum c) ileum d) cecum e) abomasum | Abomasum |
| The Dairy Cow Unified Score Card for judging dairy cattle was developed by which organization: a) Holstein Association b) Purebred Dairy Cattle Association c)National 4H Council d) National FFA Foundation e) National Dairy Shrine | Purebred Dairy Cattle Association |
| What describes "days to first service"? a)calving interval b)number of days from calving until first breeding date c) days open d) days dry e) all of the above | number of days from calving until first breeding date |
| An example of a Class III use for milk would be to make: a) A Class III use does not exist b) Ice Cream c) Nonfat dry milk d) Cottage Cheese e) Hard Cheese | Hard Chees |
| When using sexed semen, conception rates are about what percent of the conception rates achieved when using unsexed semen under the same conditions? a) 25 % b) 50 % c) 80 % d) 95 % e) 100% | 50% |
| According to recent USDA surveys, what is the most popular age to wean calves? a) 2 weeks, b) 4 weeks, c) 7 weeks, d) 9 weeks, e) 12 weeks | 9 weeks |
| What allows liquids to bypass the rumen of a young calf and flow directly into the abomasum? a) esophageal groove, b) reticulum, c) Ileum, d) omasum, e) jejunum | esophageal groove |
| What is the name of the part of the cow that is located between the dew claw and the hoof? a) pastern, b) knee, c) toe, d) heel, e) foot angle | pastern |
| In the reproductive tract of a dairy cow, how many uterine horns are there? a) none, b) one, c) two, d) three, e) four | two |
| A dairy animal can be disqualified from being shown in the show ring for which of the following reasons: a) blind quarter, b) permanent lameness, c) tampering to conceal faults, d) freemartin heifer, e) all of the above | all of the above |
| Fats are broken down in what part of the digestive system? a) rumen, b) omasum, c) large intestine, d) small intestine, e) all of the above | small intestine |
| The number one reason for culling in U.S. dairy herds is a) reproductive failure, b) mastitis, c) lameness, d) too old, e) low milk production | reproductive failure |
| Which of the following is not a commonly used estrus synchronization program used in dairy cattle? a) CIDR, b) post-synch, c) heat-synch, d) pre-synch, e) co-synch | post-synch |
| In 2008 which state ranked first for milk production per person? a) South Dakota, b) Vermont, c) Wisconsin, d) Idaho, e) New Mexico | Idaho |
| In which breed of cows is the incidence of milk fever most common? a) Ayrshire, b) Brown Swiss, c) Guernsey, d) Holstein, e) Jersey | Jersey |
| Which sector of dairy products grew an impressive 32 percent between 2004 and 2009, with total sales of $4.1 billion? a) yogurt and yogurt drinks, b) ice cream and frozen dairy products, c) butter, d) organic milk, e) white milk | yogurt & yogurt drinks |
| Milk over what somatic cell count cannot be legally shipped in the United States? a) 200,000, b) 400,000, c) 500,000, d) 750,000, e) 1,000,000 | 750,000 |
| Each sperm cell contains what sample portion or percentage of the genes in the sire’s cells? a) 1/5 (20%), b) 1⁄4 (25%), c) 1⁄2 (50%), d) 3⁄4 (75%), e) 100% | 1/2 (50%) |
| The name for milk sugar is? a) Sucrose, b) Fructose, c) Glucose, d) Casein, e) Lactose | lactose |
| Immature hay is a more valuable as a feed for dairy cows than mature hay because of: a) higher nutrient content, b) lower fiber, c) more palatable, d) lower fiber, e) all of the above. | all of the above |
| This vitamin plays a role in the coagulation of blood. a) Vitamin A, b) Vitamin B12, c) vitamin K, d) vitamin C, e) Vitamin D | vitamin K |
| Manure digesters convert what gas into electricity? a) propane, b) methane, c) ethanol, d) biodiesel, e) all of the above | methane |
| Within 30 minutes after milking is completed, milk should be cooled to what temperature? a) 50 degrees F, b) 45 degrees F, c) 38 degrees F, d) 20 degrees F, e) 15 degrees F | 38 degrees |
| What is the common name for infectious keratoconjunctivitis? a) pinkeye, b) ringworm, c) acidosis, d) Johne's, e) ketosis | pinkeye |
| What percentage of milk in the US was marketed through dairy cooperatives in 2008? a) 59, b) 69, c) 79, d) 89, e) 100 | 79 |
| Which one of the following is not classified as a fat soluble-vitamin? a) Vitamin D, b) Vitamin K, c) Vitamin B, d) Vitamin A, e) Vitamin E | Vitamin B |
| When referring to identification, FAIR stands for? a) farm animal identification and records, b) farm animal air standards, c) the local county fair, d) farm animal insurance records, e) none of the above | farm animal identification and records |
| Which compartment of a dairy cow’s stomach is located closest to the heart and is a spot where hardware disease occurs? a) rumen, b) reticulum, c) omasum, d) abomasums, e) jejunum | reticulum |
| When a cow is frightened, what hormone is released? a) estrogen, b) adrenaline, c) FSH, d) biotin, e) lactase | adrenaline |
| Sperm lives how long after being deposited in the cow’s reproductive tract? a) 6 hours, b) 10-12 hours, c) 12-18 hours, d) 24 -30 hours, e) 48 hours | 24 - 30 hours |
| Which purebred dairy breed association introduced a “dairy price stabilization” program in 2009? a) Ayrshire, b) Jersery, c) Guernsey, d) Holstein, e) Brown Swiss | Holstein |
| Dry matter is the amount of feed left after what is removed? a) grain, b) forages, c) vitamins, d) minerals, e) water | water |
| In a sire’s proof daughter calving ease measures what? a) a bull’s tendency to sire calves that are born easily, c) the influence of the sire of the cow on calving ease, e) how easily the sire was born to his dam | the influence of the sire of the cow on calving ease |
| To maintain margins, you should be monitoring and making decisions based on your herd’s IOFC. What do the initials IOFC stand for? a) Income over forage costs, b) Income over free costs, c) Income on feeding cows, d) Income over feed costs, | income over feed costs |
| Which of the following diseases is not caused by a virus? a) laminitis, b) BVD, c) warts, d) cow pox, e) IBR | laminitis |
| Which of the following factors influence a dairy herd’s average calving interval? a) reproductive culling, b) voluntary waiting period, c) estrus detection, d) conception rate, e) all of the above | all of the above |
| Which of the volatile fatty acids is a precursor for glucose? a) valine, b) acetate, c) lysine, d) propionate, e) butyrate | propionate |
| How many chromosomes does the nucleus of each reproductive cell have in dairy cattle? a) 15, b) 24, c) 30, d) 32, e) 60 | 30 |
| Dried milk is an example of what class of milk? a) class I, b) class II, c) class III, d) class IV, e) class V | class IV |
| If a dairy bull has been genetically tested to determine his genomic make-up, this will be indicated on his pedigree by what letters? a) DNA-TPI, b) GTPI, c) GTTPI, d) TPI-G, e) no difference will be indicated | GTPI |
| The most costly form of mastitis is? a) subclinical, b) chronic, c) clinical, d) acute, e) all of the above | subclinical |
| Which of the following is the most popular type of cheese in the United States? a) swiss, b) mozzarella, c) cheddar, d) colby, e) provolone | mozzarella |
| “Thurl position” is a trait evaluated in what category on the PDCA Unified Scorecard? a) frame, b) udder, c) rear feet and legs, d) dairy strength, e) none of the above | rear feet and legs |
| What is the only aspect of milk quality that is completely controlled on the farm? a) bacteria counts, b) drug residue, c) milk components, d) milk flavor, e) all of the above | drug residue |
| The Global Dairy Agenda for Action is a pledge to reduce what type of emissions in an attempt to address global warming? a) manure odor, b) nitrous oxide, c) sulfur, d) carbon, e) all of the above | carbon |
| When is the best time to feed anionic salts to prevent milk fever? a) at dry off, b) two weeks before calving, c) at calving, d) two weeks after calving, e) you can feed them at any time. | two weeks before calving |
| Dairy Management Inc. introduced what social media program for dairy advocates? a) dairy goddess, b) dairy farming today, c) myDairy, d) facebook, e) 3-A-Day dairy. | myDairy |
| Milk that is low in SCC has more casein which is the primary component in what dairy product? a) cheese, b) milk, c) cream, d) butter, e) all of the above | cheese |
| Which hormone produced by the uterus causes regression of the corpus luteum? a) PGF, b) FSH, c) LH, d) GnRH, e)P4 | GnRH |
| When a dairy cows comes into heat every few days, this condition is referred to as? a) gestation, b) lactation, c) anestrus, d) cystic, e) estrus | cystic |
| Fats are broken down by a dairy cow in what part of her body? a) rumen, b) pancreas, c) large intestine, d) liver, e) small intestine | small intestine |
| Which dairy breed originated in the central part of the European continent? a) Ayrshire, b) Brown Swiss, c) Guernsey, d) Jersey, e) Milking Shorthorn | Brown Swiss |
| Which system of the cow’s body is most affected by paratuberculosis? a) circulatory, b) respiratory, c) reproductive, d) digestive, e) endocrine | digestive |
| The next genetic base change for genetic evaluations in the dairy industry, will occur when? a) it has already happened, b) 2010, c) 2011, d) 2012, e) the base does not change. | 2010 |
| What is the measure of how well cows turn feed into milk? a) milk efficiency, b) feed to milk ratio, c) feed conversation, d) feed efficiency, e) milk to feed ratio | feed efficiency |
| What is the sex chromosome of a male calf? a) XX, b) YY) c) XY, d) FX, e) MY | XY |
| The optimum calcium to phosphorus ration in a lactating cow ration is? a) 1 to 1, b) 3 to 2, c) 2 to 2, d) 1 to 2, e) 1.5 -2.0 to 1 | 1.5-2.0 to 1 |
| A dairy animal on average spends how much time ruminating or chewing? a) 2-4 hours, b) 7 -10 hours, c) 12-14 hours, d) 16-18 hours, e) 24 hours | 7 - 10 hours |
| On the PDCA Unified Dairy Cow Score Card, the category “dairy strength” accounts for how many points? a) 10, b) 15, c) 25, d) 30, e) 40 | 25 |
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