Late-Breaking Original Research (Abstracts LB1–LB8)...Page i
Teaching/Undergraduate and Graduate Education: Teaching and Learning in the Animal Sciences: New Grounds for the 21st Century (Abstracts 1–3)... Page 1
Triennial Growth Symposium: Vitamin D—Establishing the Basics to Dispel the Hype (Abstracts 4–13)... Page 2

Ruminant Nutrition: Feed Additives, Minerals, and Vitamins I (Abstracts T1–T39)... Page 5
Ruminant Nutrition: Feeding, Ruminal Fermentation, and Efficiency of Production I (Abstracts T40–T63)... Page 17
Ruminant Nutrition: Protein, Energy, and By-Products Supplementation I (Abstracts T64–T96)... Page 25
Undergraduate Student Competition: ADSA-SAD Undergraduate Poster Competition: Original Research (Abstracts T98–T101)... Page 36
Graduate Student Competition: ADSA Dairy Foods Division Poster Competition (Abstracts T102–T111)... Page 38
Graduate Student Competition: ADSA Production Division Poster Competition, MS Division (Abstracts T113–T127)... Page 42
Graduate Student Competition: ADSA Production Division Poster Competition, PhD Division (Abstracts T129–T139)... Page 48
Animal Health: Management Strategy and Intervention Mechanisms (Abstracts T140–T170)... Page 52
Beef Species (Abstracts T171–T178)... Page 62
Breeding and Genetics: Applications and Methods in Animal Breeding—Beef (Abstracts T179–T195)... Page 65
Breeding and Genetics: Genomic Selection (Abstracts T196–T211)... Page 71
Dairy Foods: Chemistry and Processing I (Abstracts T212–T230)... Page 76
Dairy Foods: General Topics (Abstracts T231–T238, T384)... Page 82
Dairy Foods: Dairy Products I (Abstracts T239–T249)... Page 84
Forages and Pastures: Animal Responses (Abstracts T250–T271)... Page 87
Growth and Development I (Abstracts T272–T281)... Page 95
Dairy Foods: Microbiology I (Abstracts T282–T292, T237)... Page 99
Nonruminant Nutrition: Amino Acids and Energy (Abstracts T293–T308)... Page 103
Nonruminant Nutrition: Vitamins and Minerals (Abstracts T309–T315)... Page 109
Physiology and Endocrinology I (Abstracts T316–T352)... Page 111
Production, Management and the Environment: Diet and Forage (Abstracts T353–T364)... Page 123
Teaching/Undergraduate and Graduate Education: Teaching and Learning Tools for Animal Sciences (Abstracts T377–T383)... Page 127

Graduate Student Competition: ADSA Dairy Foods Division Oral Competition (Abstracts 14–22)... Page 130
Graduate Student Competition: ADSA Production Division Oral Competition, PhD Division (Abstracts 23–31)... Page 133
Ruminant Nutrition: Beef: Minerals, Vitamins, and Additives (Abstracts 32–43)... Page 137
Bioethics Symposium I: The Hunger Games: Should “Big Ag” Be Left Standing? (Abstracts 44–47)... Page 141
Breeding and Genetics: Applications and Methods in Animal Breeding—Beef (Abstracts 48–56)... Page 142
Cell Biology Symposium: The Immune System in Pregnancy (Abstracts 57–59)... Page 145
George C. Fahey Companion Animal Nutrition Symposium I: Effect of Dietary Format on Nutrition, Food Management, and Food Safety (Abstracts 60–64)... Page 146
Ruminant Nutrition: Dairy: General Topics (Abstracts 65–73)... Page 148
Lactation Biology I (Abstracts 76–87)... Page 151
Meat Science and Muscle Biology: Effects of Nutrients and Supplements on Animal Growth Performance and Meat Quality (Abstracts 88–98)... Page 155
Nonruminant Nutrition: Gut Health (Abstracts 99–106)... Page 159
Nonruminant Nutrition: Trace Minerals (Abstracts 107–112)... Page 162
Ruminant Nutrition Symposium: Advancements in Enhancing Cell Wall Digestibility and its Contribution to Improve Ruminant Production (Abstracts 113–116)... Page 165
Swine Species (Abstracts 117–124)... Page 167
Teaching/Undergraduate and Graduate Education Symposium: Graduate Education in a Shifting Research Landscape (Abstracts 125–129)... Page 170
Breeding and Genetics: Applications and Methods in Animal Breeding—Dairy I (Abstracts 130–136)... Page 172
Nonruminant Nutrition: Nutrition and Physiology (Abstracts 137–141)... Page 175
Undergraduate Student Competition: ADSA-SAD Undergraduate Competition: Dairy Foods (Abstracts 142–146)... Page 177
Undergraduate Student Competition: ADSA-SAD Undergraduate Competition: Dairy Production (Abstracts 147–154)... Page 179
Graduate Student Competition: ADSA Production Division Oral Competition, MS Division (Abstracts 155–166)... Page 182
Beef Species (Abstracts 167–175)... Page 186
Bioethics Symposium II: Is Modern Animal Agriculture Ethically Defensible? (Abstracts 176–179)... Page 189
Breeding and Genetics: Applications and Methods in Animal Breeding—Pigs (Abstracts 180–191)... Page 191
Dairy Foods: Cheese (Abstracts 192–197)... Page 195
Companion Animals: Companion and Captive Exotic Animals (Abstracts 200–208)... Page 197
Dairy Foods Symposium: New Approaches to Lower Sodium in Cheese and Techniques to Address Quality Challenges (Abstracts 209–213)... Page 200
Milk Protein and Enzymes Symposium: Role of Enzymes in Dairy Processing (Abstracts 214–217)... Page 202
Physiology and Endocrinology: Regulation of Estrus (Abstracts 218–228)... Page 204
Physiology and Endocrinology Symposium: The Next Generation of Metabolic Endocrinology (Abstracts 229–234)... Page 208
Production, Management and the Environment: Diet and Forage I (Abstracts 235–243)... Page 210
Ruminant Nutrition: General Topics (Abstracts 244–254, 812)... Page 213
Small Ruminant: Production, Management, and Cell Biology (Abstracts 816–827)... Page 217
Undergraduate Student Competition: ADSA-SAD Undergraduate Competition: Original Research (Abstracts 255–263)... Page 221
Teaching/Undergraduate and Graduate Education: Learning Styles and Student Success (Abstracts 264–269)... Page 224
Trace Mineral Nutrition Symposium (Abstracts 270–273)... Page 226

Dairy Foods: Chemistry and Processing II (Abstracts W1–W20)... Page 228
Ruminant Nutrition: Fats, Fatty Acids, Oils, and Glycerin Supplementation I (Abstracts W21–W41)... Page 235
Ruminant Nutrition: Feed Additives, Minerals and Vitamins II (Abstracts W42–W79)... Page 242
Ruminant Nutrition: Feeding, Ruminal Fermentation, and Efficiency of Production II (Abstracts W80–W106)... Page 255
Ruminant Nutrition: Protein, Energy and By-Products Supplementation II (Abstracts W107–W139)... Page 264
Animal Behavior and Well-Being I (Abstracts W140–W157)... Page 275
Undergraduate Student Competition: ASAS Undergraduate Student Poster Competition (Abstracts W158–W181)... Page 280
Breeding and Genetics: Applications and Methods in Animal Breeding—Dairy (Abstracts W182–W194)... Page 288
Breeding and Genetics: Applications and Methods in Animal Breeding—Pigs, Poultry, Sheep, and Horses (Abstracts W195–W212)... Page 292
Dairy Foods: Cheese (Abstracts W213–W235, W449)... Page 298
Companion Animals: Comparative Animal Nutrition (Abstracts W236–W242)... Page 305
Dairy Foods: Dairy Products II (Abstracts W243–W253, W450)... Page 308
Forages and Pastures: Silages and Fermentation (Abstracts W254–W276)... Page 312
Growth and Development II (Abstracts W277–W288)... Page 319
Lactation Biology I (Abstracts W289–W301)... Page 323
Meat Science and Muscle Biology I (Abstracts W302–W315)... Page 327
Dairy Foods: Microbiology II (Abstracts W316–W326)... Page 331
Nonruminant Nutrition: Feed Additives (Abstracts W327–W343)... Page 335
Nonruminant Nutrition: Gut Health (Abstracts W344–W351)... Page 341
Physiology and Endocrinology II (Abstracts W352–W382)... Page 344
Production, Management and the Environment: Management and Methods (Abstracts W383–W412)... Page 355
Small Ruminant: Nutrition and Forages (Abstracts W417–W437)... Page 365
Swine Species: Grow-Finish Pigs (Abstracts W438–W446)... Page 371
Swine Species: Sow Productivity (Abstracts W447–W448)... Page 374

Graduate Student Competition: ADSA Southern Section Graduate Student Competition (Abstracts 274–279)... Page 375
Animal Behavior and Well-Being I (Abstracts 280–291)... Page 378
Animal Health: Disease Assessment (Abstracts 292–301)... Page 382
ARPAS Symposium: Applied Nutrition of Ruminants—Current Status and Future Directions (Abstracts 302–306)... Page 386
Breeding and Genetics: Applications and Methods in Animal Breeding—Dairy II (Abstracts 307–313)... Page 388
Breeding and Genetics: Genomic Selection in Beef (Abstracts 314–322)... Page 391
Dairy Foods: Chemistry (Abstracts 323–330)... Page 394
Ruminant Nutrition: Dairy: Intake, Grazing and Supplementation (Abstracts 331–342)... Page 397
Dairy Foods Symposium: Dietary Influence on Milk Synthesis of Health-Promoting Components in Bovine and Human Milk (Abstracts 343–346)... Page 401
Extension Education (Abstracts 347–354)... Page 403
Forages and Pastures Symposium: Forage Systems Adaptable to Dry Conditions (Abstracts 355–358)... Page 406
Meat Science and Muscle Biology Symposium: Implants, Muscle Development and Meat Quality (Abstracts 359–362)... Page 408
Nonruminant Nutrition: Enzymes (Abstracts 363–369)... Page 410
Physiology and Endocrinology: Nutrition and Immunology (Abstracts 370–378)... Page 413
Production, Management and the Environment: Management and Methods I (Abstracts 379–388)... Page 417
Teaching/Undergraduate and Graduate Education: New Approaches to Animal Sciences Curriculum (Abstracts 389–396)... Page 421
Graduate Student Competition: ADSA-ASAS Northeast Graduate Student Competition (Abstracts 397–400)... Page 424
Nonruminant Nutrition: Feed Additives (Abstracts 401–404)... Page 426
ADSA Multidisciplinary and International Leadership Keynote (MILK)Symposium: Colostrum Quality, Analytical Methods and Processing Challenges (Abstracts 405–409)... Page 428
Animal Behavior and Well-Being II (Abstracts 410–418)... Page 430
Animal Health: Intervention and Management Strategies (Abstracts 419–429)... Page 433
Ruminant Nutrition: Beef: Efficiency of Production (Abstracts 430–436)... Page 437
Beef Species Symposium: Nutrient Requirements of the Beef Female in Extensive Grazing Systems—Considerations for Revising the Beef NRC (Abstracts 437–439)... Page 440
Breeding and Genetics: Genomic Selection in Dairy I (Abstracts 440–447)... Page 442
George C. Fahey Companion Animal Nutrition Symposium II: Comparative Animal Nutrition (Abstracts 448–453)... Page 445
Ruminant Nutrition: Dairy: Ruminal Fermentation and Health (Abstracts 454–465)... Page 447
Ruminant Nutrition: Dairy: Starch, Amino Acids and By-Products Supplementation (Abstracts 466–477)... Page 451
Dairy Foods: Dairy Products (Abstracts 478–485)... Page 455
Lactation Biology II (Abstracts 486–494)... Page 458
Dairy Foods: Microbiology (Abstracts 495–500, 813)... Page 461
Nonruminant Nutrition Symposium: Breaking the Mold—Formulating Monogastric Diets Without Traditional Ingredients (Abstracts 501–505)... Page 463
Physiology and Endocrinology: Nutritional Physiology (Abstracts 506–517)... Page 465
Production, Management and the Environment: Management and Methods II (Abstracts 518–528)... Page 469
Small Ruminant Symposium: Sustainable Meat Goat Production (Abstracts 529–532)... Page 473
Dairy Foods: Processing (Abstracts 533–537)... Page 475

Animal Health: Immune Response Patterns (Abstracts TH1–TH36)... Page 477
Ruminant Nutrition: Fats, Fatty Acids, Oils, and Glycerin Supplementation II (Abstracts TH37–TH58)... Page 489
Ruminant Nutrition: Feed Additives, Minerals and Vitamins III (Abstracts TH59–TH96)... Page 496
Ruminant Nutrition: Feeding, Ruminal Fermentation, and Efficiency of Production III (Abstracts TH97–TH125)... Page 508
Ruminant Nutrition: Protein, Energy and By-Products Supplementation III (Abstracts TH126–TH158)... Page 518
Animal Behavior and Well-Being II (Abstracts TH159–TH177)... Page 529
Breeding and Genetics: Molecular Genetics (Abstracts TH178–TH191)... Page 535
Extension Education (Abstracts TH192–TH209)... Page 540
Food Safety (Abstracts TH210–TH229)... Page 546
Forages and Pastures: General Topics (Abstracts TH230–TH252)... Page 553
Growth and Development III (Abstracts TH253–TH265)... Page 561
Horse Species (Abstracts TH266–TH273)... Page 565
International Animal Agriculture (Abstracts TH274–TH277)... Page 568
Lactation Biology II (Abstracts TH278–TH289)... Page 570
Meat Science and Muscle Biology II (Abstracts TH290–TH303)... Page 574
Nonruminant Nutrition: Enzymes (Abstracts TH304–TH309)... Page 579
Nonruminant Nutrition: Feed Ingredients (Abstracts TH310–TH326)... Page 581
Nonruminant Nutrition: Physiology (Abstracts TH327–TH331)... Page 587
Physiology and Endocrinology III (Abstracts TH332–TH358)... Page 589
Production, Management and the Environment: Surveys and Models (Abstracts TH359–TH380)... Page 598
Small Ruminant: Health, Reproduction, Growth, Management (Abstracts TH381–TH410)... Page 605
Swine Species: Weanling Pigs (Abstracts TH411–TH420)... Page 614

Breeding and Genetics: Genomic Selection in Dairy II (Abstracts 538–545)... Page 617
Breeding and Genetics: Genomic Selection Methods I (Abstracts 546–553)... Page 620
Contemporary and Emerging Issues (Abstracts 554–559)... Page 623
Dairy Foods: Dairy Chemistry (Abstracts 560–565)... Page 625
Graduate Student Symposium: How to Communicate Science Successfully Using Media Outlets (Abstracts 566–568)... Page 627
Growth and Development I (Abstracts 569–576)... Page 628
Meat Science and Muscle Biology Symposium: Pre-Harvest Factors Affecting the Prevalence of Pathogens in Livestock and Meat (Abstracts 577–578, 814–815)... Page 631
Nonruminant Nutrition: Feed Ingredients I (Abstracts 579–586)... Page 632
Physiology and Endocrinology: Pregnancy (Abstracts 587–593)... Page 635
Production, Management and the Environment: Diet and Forage II (Abstracts 594–599)... Page 638
Ruminant Nutrition Symposium: Burk Dehority—Swimming in the Rumen with Protozoa (Abstracts 601–604)... Page 640
ADSA Southern Section Symposium: Strategies for Managing Reproduction and Udder Health in Heat-Stressed Dairy Cows (Abstracts 605–609)... Page 642
ADSA-ASAS Northeast Section Symposium: Optimal Land Use for Northeast Farms—Growing Crops and Feeding Animals (Abstracts 610–612)... Page 644
Animal Behavior and Well-Being III (Abstracts 613–624)... Page 645
Animal Health: Health and Immune Function (Abstracts 625–634)... Page 649
Breeding and Genetics: Genomic Selection Methods II (Abstracts 635–643)... Page 653
Ruminant Nutrition: Dairy: Calf Nutrition and Feed Additives (Abstracts 644–647)... Page 656
Ruminant Nutrition: Dairy: Fat and Fatty Acids Supplementation (Abstracts 648–659)... Page 658
Forages and Pastures: Dairy and Livestock (Abstracts 660–669)... Page 662
Ruminant Nutrition: Metabolism and Modeling (Abstracts 670–679)... Page 666
Growth and Development II (Abstracts 680–687)... Page 670
Meat Science and Muscle Biology: Muscle and Meat Biochemistry (Abstracts 688–695, 828)... Page 673
Nonruminant Nutrition: Nutritional Values I (Abstracts 696–701)... Page 676
Production, Management and the Environment: Surveys and Models I (Abstracts 702–710)... Page 678
Reproduction Symposium: External Influences on Reproductive Neuroendocrinology (Abstracts 711–716)... Page 681
Ruminant Nutrition: Beef: By-Products and Dietary Modifications (Abstracts 717–722)... Page 683
Nonruminant Nutrition: Nutritional Values II (Abstracts 723–727)... Page 686

Animal Behavior and Well-Being IV (Abstracts 728–735)... Page 688
Ruminant Nutrition: Beef: Dietary Effects and Additives (Abstracts 736–748)... Page 691
Ruminant Nutrition: Dairy: Feed Additives, Vitamins, and Minerals (Abstracts 749–758)... Page 695
Food Safety (Abstracts 759–762)... Page 699
Forages and Pastures: General Topics (Abstracts 765–774)... Page 701
Nonruminant Nutrition: Feed Ingredients II (Abstracts 775–782)... Page 705
Production, Management and the Environment Symposium: Confinement Animal Agriculture Sustainability (Abstracts 783–786)... Page 708
Production, Management and the Environment: Surveys and Models II (Abstracts 787–792)... Page 710
Ruminant Nutrition: Modification of Ruminal Fermentation (Abstracts 793–800)... Page 712
Ruminant Nutrition: Diet Modifications (Abstracts 801–811)... Page 715