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What bull has more genes present in the Holstein breed than any other sire? - ✔✔Round Oak Rag Apple Elevation What trace mineral is found in very low levels in all forages and is necessary for a number of body functions and disease resistance as well as being an essential constituent of blood? - ✔✔Copper Bunching is a stress response that is usually caused by four things: flies biting, light avoidance, heat stress and what else? - ✔✔Lack of fresh air What is the name of the Holstein USA program that allows producers with robotic milking systems to record milk weights and component data into the Holstein herdbook database? - ✔✔TriStar AMR What is the most limiting amino acid in diets of lactating cows? - ✔✔Methionine From the time that the water bag or amniotic sac breaks, the feet should appear within how many minutes? - ✔✔15 minutes In the milking system, what is the function of the plate cooler? - ✔✔Cooling the fresh milk prior to entering the bulk tank What is the brand name of the most common synthetic prostaglandin used for heat synchronization or inducing pregnant cattle? - ✔✔Lutalyse How are anthelmintic products used on the dairy? - ✔✔Dewormers What is the ideal teat length for Holsteins? - ✔✔2.25 inches Butyrate is the most important source of energy for the growth of what structures in the rumen? - ✔✔Papillae House Democrats have introduced a sweeping immigration overhaul package called the U.S. Citizenship Act. The centerpiece is an eight-year path to citizenship for who? - ✔✔Undocumented immigrants living in the U.S. What is the name for an area of grassland between cropland or feedlots and waterways which takes up nutrients and prevents them from running off into waterways? - ✔✔Buffer strip What is defined as how well an animal copes with the conditions in which it lives? - ✔✔Animal welfare In what process is the nucleus of a cell removed from an unfertilized oocyte and replaced by a nucleus from another cell? - ✔✔Cloning What is the name for the unit of measurement when injecting vaccine in dairy cattle? - ✔✔CC's or milliliters Cows stand up once their core body temperature reaches what degree? - ✔✔102 degrees F What is net metering? - ✔✔Energy bank Some sorghum-sudan hybrids are PPS. What does PPS stand for? - ✔✔Photoperiod Sensitive What cooperative has unveiled an organic, ultrafiltered milk line named Ultra? It contains fifty percent more protein and fifty percent less sugar than regular milk? - ✔✔Organic Valley NDF digestibility is affected by the speed of maturity and the stage of what at harvest? - ✔✔Maturity
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