Full Schedule

Note, all scheduled events will take place in Eastern Time.

Full Schedule

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Thursday, July 10, 2025
7:30 AM - 10:00 AM ET
Oral Presentation Upload Room Hours

8:00 AM - 10:30 AM ET
Physiology and Endocrinology IV: Embryo Development and Fertility
Chair: Jessica Nora Drum – South Dakota State University

8:00 AM - 10:30 AM ET

Physiology and Endocrinology IV: Embryo Development and Fertility

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Chair: – South Dakota State University

8:00 AM - 8:30 AM ET

421 - Award Talk: Estrus Improved Pregnancy Success but not Embryo Growth or Uterine Attachment

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Presenting Author: – Texas A&M AgriLife Research

Author: – University of Missouri

Author: – U.S. Meat Animal Research Center, USDA-ARS

Author: – South Dakota State University

Author: – Ft. Keogh LRRL, USDA-ARS

8:30 AM - 8:45 AM ET

422 - Evaluating the relationship between anogenital distance, reproductive tract score, and fertility to timed-artificial insemination in commercial Bos taurus beef heifers

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Presenting Author: – Kansas State University - Department of Animal Sciences & Industry

Author: – Kansas State University - Department of Animal Sciences & Industry

Author: – University of Tennessee

Author: – Kansas State University - Department of Animal Sciences & Industry; Northwest Research and Extension Center

Author: – Kansas State University - Department of Animal Sciences & Industry

8:45 AM - 9:00 AM ET

423 - Impact of sire overnutrition on preimplantation conceptus transcriptome profile in the bovine

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Presenting Author: – University of Georgia

Author: – University of Georgia

Author: – University of Florida

Author: – University of Tennessee

Author: – University of Georgia

Author: – University of Florida

Author: – University of Georgia

9:00 AM - 9:15 AM ET

424 - The influence of hCG on cyclicity status of beef cows bred via natural service

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Presenting Author: – Department of Animal Science, Texas A&M University

Author: – Department of Animal Science, Texas A&M University

Author: – Department of Animal Sciences, Texas A&M University

Author: – Department of Animal Science, Texas A&M University

Author: – Department of Animal Sciences, Texas A&M University

Author: – Merck Animal Health

Author: – Texas A&M AgriLife

Author: – Department of Animal Sciences, Texas A&M University

9:15 AM - 9:30 AM ET

Physiology and Endocrinology IV Break

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

9:30 AM - 10:00 AM ET

425 - Award Talk: The importance of estrus expression and endometrial function for the pregnancy success in beef cattle

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Presenting Author: – University of Missouri

10:00 AM - 10:15 AM ET

426 - Late-Breaking: Effect of lycopene supplementation to in vitro maturation media on developmental competence of bovine oocytes after IVF

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Presenting Author: – Fort Valley State University

Author: – Fort Valley State University

10:15 AM - 10:30 AM ET

427 - Late-Breaking: Milk extracellular vesicles endogenously labeled with ZsGreen1 are bioavailable to the testis in vivo

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 5

Author: – University of Nebraska-Lincoln

Presenting Author: – University of Nebraska-Lincoln

8:00 AM - 10:30 AM ET
Production, Management and Environment IV
Chair: Obioha N. Durunna – Lakeland College, Vermilion, AB, Canada; Department of Animal and Poultry Science, University of Saskatchewan, Saskatoon, SK, Canada

8:00 AM - 10:30 AM ET

Production, Management and Environment IV

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Chair: – Lakeland College, Vermilion, AB, Canada; Department of Animal and Poultry Science, University of Saskatchewan, Saskatoon, SK, Canada

8:00 AM - 8:15 AM ET

412 - A model generalization study in localizing indoor cows with COw LOcalization (COLO) dataset

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Presenting Author: – Virginia Polytechnic Institute and State University

Author: – Virginia Polytechnic Institute and State University

8:15 AM - 8:30 AM ET

413 - Evaluating the Effect of Lighting Conditions on YOLOv5-Based Estrus Detection and Animal Identification in Dairy Cattle

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Presenting Author: – Mississippi State University

Author: – Mississippi State University

8:30 AM - 8:45 AM ET

414 - Enhancing Estrus Detection in Group-Housed Dairy Cattle: Evaluating Computer Vision Against Traditional and Sensor-Based Methods

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Presenting Author: – Mississippi State University

Author: – Mississippi State University

8:45 AM - 9:00 AM ET

415 - A machine learning approach for price prediction and decision support in United States (U.S.) cow-calf operations

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Presenting Author: – Texas A&M University, Department of Animal Science

Author: – Texas A&M University

9:00 AM - 9:15 AM ET

416 - GPS Precision and Data Acquisition Efficiency of Solar-Powered Collars and Tags for Beef Cattle Monitoring

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Presenting Author: – TEXAS A&M UNIVERSITY

Author: – Department of Rangeland, Wildlife and Fisheries Management, Texas A&M University

Author: – Department of Animal Science, Texas A&M University

Author: – Texas A&M Natural Resources Institute

Author: – Department of Rangeland, Wildlife and Fisheries Management, Texas A&M University

Author: – Texas A&M University

9:15 AM - 9:30 AM ET

Production, Management and Environment IV Break

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

9:30 AM - 9:45 AM ET

417 - A data-driven approach for near real-time calving detection in extensive cattle systems

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Author: – Department of Animal Production, School of Agricultural and Forestry Engineering, University of Cordoba, Cordoba, Spain

Presenting Author: – Department of Animal Production, School of Agricultural and Forestry Engineering, University of Cordoba, Cordoba, Spain

Author: – Department of Animal Production, School of Agricultural and Forestry Engineering, University of Cordoba, Cordoba, Spain

9:45 AM - 10:00 AM ET

418 - GNSS tracking to assess site selection of calving cows in relation to herdmates

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Author: – Department of Animal Production, School of Agricultural and Forestry Engineering, University of Cordoba, Cordoba, Spain

Presenting Author: – Department of Animal Production, School of Agricultural and Forestry Engineering, University of Cordoba, Cordoba, Spain

Author: – Department of Animal Production, School of Agricultural and Forestry Engineering, University of Cordoba, Cordoba, Spain

10:00 AM - 10:15 AM ET

419 - Comparative analyses of caliper models for body condition assessment in reproductive females across physiological stages

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Presenting Author: – KSU

Author: – Genus PIC

Author: – Brenneman Pork

10:15 AM - 10:30 AM ET

420 - Both elevated lipopolysaccharide and D-lactic acid concentrations in blood contribute to systemic inflammation in acute ruminal acidosis

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 4

Presenting Author: – Virginia Tech

Author: – Virginia Tech

8:00 AM - 11:00 AM ET
Ruminant Nutrition VII: Production Systems
Chair: Todd Callaway, PhD (he/him/his) – University of Georgia

8:00 AM - 11:00 AM ET

Ruminant Nutrition VII: Production Systems

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Chair: – University of Georgia

8:00 AM - 8:30 AM ET

402 - Award Talk: The role of liquid feeds in the beef cattle nutrition in the U.S.: A 50-year journey

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – University of Florida

8:30 AM - 8:45 AM ET

403 - Whole blood immune gene expression in Angus bulls with divergent residual feed intake expected progeny differences

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – West Virginia University

Author: – West Virginia University

8:45 AM - 9:00 AM ET

404 - Energy Balance and Net Energy for Maintenance of Beef × Dairy Crossbred Steers

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – Department of Animal and Food Sciences, Texas Tech University

Author: – Department of Veterinary Sciences, Texas Tech University

Author: – Department of Animal and Food Sciences, Texas Tech University

Author: – United States Department of Agriculture, Agriculture Research Service, Livestock Issues Research Unit

Author: – Department of Animal and Food Sciences, Texas Tech University

9:00 AM - 9:15 AM ET

405 - Supplementation of high-producing dairy cows with a standardised rumen-protected grape extract supports milk production in early lactation during heat stress conditions

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – Nor-Feed

Author: – Nor-Feed

9:15 AM - 9:30 AM ET

406 - Bridging the Gap Between Feedlot and Pasture: Comparing Production Phenotypes of Cattle in both Dry Lot and Grazing Systems.

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – West Virginia University

Author: – West Virginia University

9:30 AM - 9:45 AM ET

Ruminant Nutrition VII: Break

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

9:45 AM - 10:00 AM ET

407 - Performance, digestion, and passage of whole cottonseed offered either ad libitum or under restriction to beef cows nursing calves.

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – Auburn University

Author: – Auburn University

10:00 AM - 10:15 AM ET

408 - The effect of melatonin supplementation during mid-late gestation in dams grazing toxic, endophyte-infected tall fescue on stocker phase growth performance and feed efficiency of offspring.

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – University of Arkanasas

Author: – University of Arkansas

Author: – University of Arkansas System Division of Agriculture

Author: – Mississippi State University

Author: – University of Arkansas System Division of Agriculture

Author: – University of Arkansas

Author: – University of Arkansas System Division of Agriculture, Department of Animal Science

10:15 AM - 10:30 AM ET

409 - Impact of late-gestation chromium propionate supplementation of Brangus cows on the physiology of the offspring

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – Louisiana State University Agricultural Center

Author: – Louisiana State University

Author: – Louisiana State University Agricultural Center

Author: – CREC-White Sand Beef Unit, Mississippi State University

Author: – São Paulo Agency for Agribusiness Technology

Author: – Auburn University

Author: – Louisiana State University Agricultural Center

10:30 AM - 10:45 AM ET

410 - Utilizing By-Products to Replace High Moisture Corn in a Large Pen Trial: A Circular Economy Strategy for Finishing Nellore Bulls in a Tropical Feedlot System

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Author: – Campanelli Innovation Center, Agro-Pastoril Paschoal Campanelli, Altair, 15430-000, São Paulo, Brazil.

Author: – Campanelli Innovation Center

Author: – Nutribeef

Author: – Campanelli Innovation Center

Presenting Author: – Campanelli Innovation Center

10:45 AM - 11:00 AM ET

411 - Evaluating Feeding Protocols for Optimal Performance and Efficiency in Large Beef Cattle Feedyard Systems

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 3

Presenting Author: – Campanelli Innovation Center, Agro-Pastoril Paschoal Campanelli, Altair, 15430-000, São Paulo, Brazil.

Author: – Campanelli Innovation Center

Author: – Nutribeef

Author: – Campanelli Innovation Center

8:00 AM - 11:30 AM ET
Artificial Intelligence Symposium: Animal Science and Animal Agriculture Opportunities and Challenges
Chair: Stephanie L. Hansen – Iowa State University

8:30 AM - 12:30 PM ET
Growth and Development Symposium: Muscle and Adipose Tissue Development in Meat Species: Genetic and Physiological Responses to Thermal Challenges -Sponsored by the Rodney L. Preston Appreciation Club
Chair: Marcio S. Duarte, PhD – University of Guelph, Guelph, ON, Canada

8:30 AM - 8:35 AM ET

Growth and Development Symposium Introduction

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 1

8:30 AM - 12:30 PM ET

Growth and Development Symposium: Muscle and Adipose Tissue Development in Meat Species: Genetic and Physiological Responses to Thermal Challenges - Sponsored by the Rodney L. Preston Appreciation Club

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 1

Chair: – University of Guelph, Guelph, ON, Canada

8:35 AM - 9:30 AM ET

395 - Impact of Thermal Load on Muscle and Fat Metabolism in Meat Animals

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 1

Presenting Author: – Michigan State University

9:30 AM - 10:25 AM ET

396 - Heat Stress and Bioenergetics in Sows and Their Offspring: Implications for Growth and Development

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 1

Presenting Author: – University of Missouri

10:25 AM - 10:40 AM ET

Growth and Development Symposium Break

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 1

10:40 AM - 11:35 AM ET

397 - Nutritional Requirements related to thermal conditions and modulation muscle and adipocyte development in modern broilers

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 1

Presenting Author: – UFV

Author: – Universidade Federal de Viçosa

11:35 AM - 12:30 PM ET

398 - Characterizing the genomic background of climatic resilience in pigs through quantitative epigenetic models, novel traits, and biological validation studies

Location: Diplomat Beach Resort Convention Center, Diplomat Ballroom 1

Presenting Author: – Purdue University

Author: – University of Florence

Author: – North Carolina State University

Author: – University of Missouri