ANSC 3010 - BEEF NUTRITION EXAM QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026

ANSC 3010 - BEEF NUTRITION EXAM QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026 Beef cattle production differs from most other kinds of livestock production because it is divided into _________ phases - Answers more The major segments of the beef cattle industry are: - Answers Seed stock producers, Commercial cow-calf producers, Yearling or stocker operations Feedlot finishing operations Proper nutrition improves the chances for young cattle meet their ___________ potential - Answers genetic Single most important factor affecting production - Answers Reproduction ___________% of reproductive failures are due to nutritional deficiencies - Answers 70-80 Dietary protein that is fermented in the rumen and converted to microbial protein - Answers Degraded Intake Protein (DIP) Dietary protein that is not fermented in the rumen, also known as escape or bypass protein. - Answers Rumen Undegradable Protein (RUP) True protein absorbed in the intestine, supplied by microbial protein and RUP - Answers Metabolizable Protein (MP) Limited role in beef cattle nutrition Low percentage in forage - Answers Fats Fatty acids synthesized by rumen microbes include: - Answers Propionate, Acetate, and Butyrate VFA's arae used for fat synthesis in the ________ - Answers liver Supplemented fat soluble vitamins: - Answers A, D, E ______________ synthesize all water-soluble vitamins and vitamin K - Answers Rumen microbes Most essential nutrient for animal life - Answers water 900lbs. cows typically drink: -Gestating- _____ gal/d -Lactating - ______ gal/d - Answers 9.7, 16.9 Generally intake _____ gallon of water per pound of dry matter intake - Answers half ______ similar to DE both tend to over estimate the energy value of high fiber feeds relative to low fiber highly digestible products such as grains - Answers TDN _____ accounts for losses in urine and gas, but has the same problems as DE and TDN. - Answers ME Balancing beef diets, often use ____ - Answers NE Body condition score range for beef: - Answers 1-9 With healthy cattle, condition score is an indicate of ____________. So, by observing the cows you can assess your feeding management - Answers nutrient intake Diet of _____ cows is not meeting the cow's nutrient requirement - Answers thin One body condition score is approximately _____ pounds on a cow that weighs 1000 pounds at a BCS of 5 - Answers 80 Beef Cattle Nutritional Classes: - Answers •Cow-Calf Operations •Early weaning calves •Creep feeding calves •Stocker •Feedlot •Replacement Heifers •Bulls Nutrients used to maintain the fetus and all associated fluids and tissues - Answers Gestation (pregnancy) Lactation (milk production) peaks at _______ days - Answers 45-60 Calving cycle dictates cow nutrition: •Pregnant _________ d/year •Recovery: ________ d/year - Answers 280-285, 80-85 •Level of energy and nutrient requirements depend several factors: - Answers Frame size and conditioning of the cow Stage of production Environmental conditions Compared to dairy cattle, there are many more ______ of beef cattle. Dairy cattle management is different in many ways. But there are similarities. We get the replacement heifer to the proper body size (weight and height) to breed her, so she will calve at around 24 months of age. But with beef cattle, we are producing a different product. We raise calves, male and female, with the ultimate goal to get them to the feedlots for finishing. The male calves are castrated, so we raise the steers for beef. - Answers breeds Beef cattle production in Louisiana is a ___________-BASED, __________ SYSTEM - Answers forage, cow-calf Cow-calf operations goal is to produce a calf on a _________ basis - Answers yearly Daily ________ intake is the primary factor limiting cattle performance on forage diets - Answers energy Microorganisms digest ___________ in the rumen to make energy available to the animal. - Answers forage (energy) Proteins provide the __________ to the rumen - Answers nitrogen If __________ is deficient, forage intake and digestion is suppressed. - Answers protein To utilize forages and obtain energy they need, the animal must have adequate _________ in the diet - Answers protein Dry Matter Intake is affected by: - Answers •Energy •Ration Digestibility •Rumen Fill •Palatability •Environmental Temp & Cow Comfort •Frequency of Feeding Body Condition & Lactational Status These are averages (or estimates). Intake will depend on quality of course and we have to know the forage quality and whether we can meet the animal's needs with forage alone - Answers Forage intake Forage Quality - Nutrient Analysis includes: - Answers •Crude Protein (CP) •Crude Fiber (CF) •Acid Detergent Fiber (ADF) •Neutral Detergent Fiber (NDF) •Total Digestible Nutrients (TDN) •Mineral values __________ is an economical, less labor-intensive means of feeding beef cattle - Answers Forage (grass) _______________ is vital for both grazing pastures and harvesting hay - Answers Pasture Management Forages for Beef Cattle include: - Answers Perennial Grasses: Bahiagrass, Bermuda grass, Dallisgrass, Crabgrass, Johnsongrass, Fescue, Legumes Annuals: Forage sorghums, Ryegrass, Oats, Wheat, Rye, Corn What are the grazing methods? - Answers Continuous, rotational, strip ___________ months when pasture is low quality or not available is a vital nutrient source for beef cattle - Answers Winter Low grade __________ supplementation: when forage quality can't meet nutrient requirements: - Answers roughage Producers have means to control _______ quality - Answers hay Provide nutrition when nutrient requirements are not met by pasture/hay - Help stretch out limited hay stores - Provide a plane of nutrition in order to survive the "fall lull" and bridge the gap to winter annuals - Answers Concentrate Supplement Methodology What are the different supplement forms? - Answers Concentrate grains Coproducts Cubes Tubs Liquids Blocks Major Considerations for feeding: - Answers Cost/availability Facilities