Biography and education
PrimeLine Beef, LLC (2007-present)
Owner of a vertically integrated Beef and Genetics business
ARTistry Geneics (2013-present)
Owner of a livestock reproduction business
Viagen, Inc (2004-2013)
Director of Operations
Ambion, Inc 1996-2004
Manager of Strategic Marketing & Business Analysis
Marketing manager
Product Manager
Owner of a vertically integrated Beef and Genetics business
ARTistry Geneics (2013-present)
Owner of a livestock reproduction business
Viagen, Inc (2004-2013)
Director of Operations
Ambion, Inc 1996-2004
Manager of Strategic Marketing & Business Analysis
Marketing manager
Product Manager
Teaching Interests
Research Interests
Featured scholarly/creative works
- Dela Rosa, A. K., Solice, L. K., Reyes, N. E., Brummett, O. S., Sims, M. B., Pierdolla, E. L., … Sims, R. N. (n.d.). Effects of a bovine appeasing substance applied at estrous synchronization on stress, cyclicity, and pregnancy. In Animal Science.
- Brummett, O. S., Evans, A., Dela Rosa, A. K., Barrera, V., Bruner, B. L., Greene, E. S., … Sims, R. N. (n.d.). Bovine defensin expression in nasal mucosal secretions of calves challenged with Bovine Respiratory Disease: A preliminary analysis. In Animal Science.
- Dela Rosa, A. K., Solice, L. K., Reyes, N., Brummett, O. S., Sims, M. B., Pierdolla, E. L., … Sims, R. N. (n.d.). Effects of a bovine appeasing substance applied at estrous synchronization on stress, cyclicity, and pregnancy. United States.
- Brummett, O. S., Evans, A., Dela Rosa, A. K., Barrera, V., Bruner, B. L., Greene, E., … Sims, R. N. (n.d.). BOVINE DEFENSIN EXPRESSION IN NASAL MUCOSAL SECRETIONS OF CALVES CHALLENGED WITH BOVINE RESPIRATORY DISEASE: A PRELIMINARY ANALYSIS. In Animal Science.
- Solice, L. K., Reyes, N. E., Brummett, O. S., Sims, M. B., Pierdolla, E. L., Rosales-Nieto, C. A., … Sims, R. N. (2025). PSI-18 Effects of a bovine appeasing substance applied at estrous synchronization on stress and reproductive performance. Journal of Animal Science, 103(Supplement_3), 376–377. https://doi.org/10.1093/jas/skaf300.433
Featured awards
- Award / Honor Recipient: College of Applied Arts - Excellence in Teaching, College of Applied Arts. August 2023

Featured service activities
- Member
Personnel Committee
- Chair
SGBI - Research and Education Committee
- Member
Faculty Search Committee - Generalist
- Member
Faculty Search Committee - Ag Mech
- Undergraduate Advisor
TXST Show Team
- Undergraduate Advisor
Texas State Show Team
