Tom R. Troxel

Cooperative Extension Service
PO Box 391
Little Rock  AR 72203-0391

Education

• Ph.D. – University of Illinois, Animal Science
• M.S. – University of Illinois, Animal Science
• B.S. – West Texas A&M University, Animal Science

Research Emphasis

• Management systems to improve beef cattle reproductive efficiency
• The relationship between livestock demands upon pasture lands
• Replacement heifer development
• Postpartum endocrinology in cattle
• Corpus luteum function in cattle
• Short estrous cycles in cattle
• Estrous synchronization and artificial insemination in cattle

Program Area

• Planning, executing and evaluating beef cattle management programs, beef cattle reproduction

• Arkansas Beef Improvement Program, Beef Quality Assurance Program, Arkansas Steer Feedout Program

Honors and Awards

• John W. White Division of Agriculture Outstanding Team Award, Division of Agriculture, University of Arkansas (2012)
• Arkansas Association of Cooperative Extension Specialists Service Award (2010)
• John W. White Division of Agriculture Outstanding Team Award, University of Arkansas (2001)
• Extension Award – Southern Section, American Society of Animal Science (2000)
• Epsilon Sigma Phi State Team Award (2000)
• American Society of Animal Science Board of Directors (1999-2002)
• American Society of Animal Science, Southern Section Executive Committee:  Secretary-elect (1998), Secretary (1999), President-Elect (2000), and President (2001)
• American College of Animal Physiology (ARPAS) - Treasurer (1996-2000)
• American Society of Animal Science, Southern Section Extension Committee (1994-1998)
• 1995 Specialist of the Year - Arkansas County Agricultural Agents Association
• 1991 MSD-Agvet Outstanding State IRM Program - Texas
• 1990 Unit Award for Superior Service - Texas Agricultural Extension Service

Publications

Publications (2005-2012)

• Troxel, T. R. and M. S. Gadberry. 2012. Comparing the factors affecting the selling price of beef calves sold at Arkansas livestock auctions during a declining cattle inventory. J. Anim. Science (Submitted)
• Troxel, T. R. and M. S. Gadberry. 2012. Relationships of barometric pressure and environmental temperature with incidence of parturition in beef cows. J. Anim. Science 90:1583-1588.
• Troxel, T. R. and B. L. Barham. 2011. Phenotypic expression and management factors affecting the selling price of feeder cattle sold at Arkansas livestock auctions. The Professional Animal Scientisit 28:64-72.
• Troxel, T. R. 2010. An evaluation of extension communication methods. The Professional Animal Scientist 26:250-255.
• Troxel, T. R. and B. L. Barham. 2009. The temperature variability of refrigerators storing animal health products. The Professional Animal Scientist 25:202-206.
• Troxel, T. R. and B. L. Barham. 2007. Comparing the 2000 and 2005 factors affecting the selling price of feeder cattle sold at Arkansas livestock auction. J. Anim. Science 85:3434-3441.
• B. L. Barham and T. R. Troxel. 2007. Factors affecting the selling price of feeder cattle sold at Arkansas livestock auctions in 2005. J. Anim. Science 85:3425-3433.
• Troxel, T. R., K. S. Lusby, M. S. Gadberry, B. L. Barham, R. Poling, T. Riley, S. Eddington and T. Justice. 2006. The Arkansas beef industry – a self assessment. The Professional Animal Scientist 23:104-115.
• Gadberry, M. S. and T. R. Troxel. 2006. Nine year summary of the Arkansas feedout program: factors contributing to value and return. The Professional Animal Scientist 22:454-462.

Abstracts (2005 - 2012)

• Gadberry, M. S. and T. R. Troxel. 2013. Population and price differences for sale barn marketed calves in 2000, 2005 and 2010 due to genetically influenced phenotype. J. Anim. Sci. Vol. 90. Suppl. (Accepted).
• Gadberry, M. S. and T. R. Troxel. 2013. Population and price differences for sale barn marketed calves in 2000, 2005 and 2010 due to management influenced phenotype. J. Anim. Sci. Vol. 90. Suppl. (Accepted). 
• Gadberry, S., B. Barham, T. Troxel, J. Jennings, P. Beck and J. Powell. 2012. Reaching a connected audience by posting conferences video recording to the internet. J. Anim. Sci. Vol. 90. Suppl. 1. 
• Gadberry, M.S., B. L. Barham, T. R. Troxel,  P. Beck, W. Whitworth, J. Powell and J. Jennings. 2011. Beef IQ program: 2-year follow-up survey of participants.  J. Anim. Sci. J. Anim. Sci. Vol. 89. Suppl. 1.
• Simon, K. J., J. A. Jennings, T. R. Troxel, B. L. Barham, M. S. Gadberry and S. M. Jones. 2011. Arkansas 300-day grazing program – demonstration results In Proceedings of the American Forage and Grassland Council Conference. French Lick, IN. June 2011. AFGC Berea, KY.
• Jennings, J. A., K. J. Simon, T. R. Troxel, B. L. Barham, M. S. Gadberry and S. M. Jones. 2011. Impact of the Arkansas 300-day grazing program.  In Proceedings of the American Forage and Grassland Council Conference. French Lick, IN. June 2011. AFGC Berea, KY.
• Simon, K. J., J. A. Jennings, T. R. Troxel, B. L. Barham, M. S. Gadberry and S. M. Jones. 2011. Arkansas 300-day grazing program – whole farm projects. In Proceedings of the American Forage and Grassland Council Conference. French Lick, IN. June 2011. AFGC Berea, KY.
• Troxel, T. R., M. S. Gadberry, D. Hubbell and W. Kellogg. 2011. The relationship between climatic conditions and the incidence of calving. J. Anim. Sci. Vol. 89. E Suppl. 1.
• Troxel, T. R. and Barham, B. L. 2011. Selling price of Arkansas beef feeder calves as affected by management practices. J. Anim. Sci. Vol. 89. E Suppl. 1. 
• Barham, B. L., and T. R. Troxel. 2011. Selling price of Arkansas beef feeder calves as affected by phenotypic expression. J. Anim. Sci. Vol. 89. E Suppl. 1.
• Gadberry, M.S., B. L. Barham, Troxel, T.R., P. Beck, W. Whitworth, J. Powell and J. Jennings. 2011. Beef IQ program: 2-year follow-up survey of participants.  J. Anim. Sci. Vol. 89.
• Troxel, T.R. and Z. B. Johnson. 2011. The incidence of calving was influenced by barometric pressure and maximum and minimum temperatures.  J. Anim. Sci. Vol. 89.
• Troxel, T.R. and B. L. Barham. 2010. The impact of reducing the length of the calving season. J. Anim. Sci. Vol. 88. E Suppl. 3.
• Vaught, C. J. and T. R. Troxel. 2009. Agents’ opinions of preferred education/communication methods. National Association of County Agricultural Agents. 94th Annual Meeting and Professional Improvement Conference. Portland, OR.
• Vaught, C. J. and T. R. Troxel. 2009. Methods or madness? Agents’ perceptions vs.  clientele preferences. National Association of County Agricultural Agents. 94th Annual Meeting and Professional Improvement Conference. Portland, OR.
• Haller, B. W., T. R. Troxel, B. L. Barham, M. S. Gadberry, J. A. Jennings and J R. Richeson. 2009. Improving the efficiency of a beef cow calf operation using IRM principles. National Association of County Agricultural Agents. 94th Annual Meeting and Professional Improvement Conference. Portland, OR.
• Troxel, T. R. and B. L. Barham. 2009. The efficiency of refrigerators in storing animal health products. J. Anim. Sci. Vol. 87. E Suppl 3.
• Troxel, T. R. 2009. Ways for specialists to better serve county Extension agents. J. Anim. Sci. Vol. 87. E Suppl. 3.
• Haller, B. W., J. T. Richeson, B. L. Barham, M. S. Gadberry, J. A. Jennings and T. R. Troxel. Improving the efficiency of a beef cow calf operation using IRM principles. J. Anim. Sci. Vol. 86. E Suppl. 1.
• Barham, B. L. and T. R. Troxel. 2007. Management factors affecting selling prices of Arkansas beef calves: 2000 vs. 2005. J. Anim. Sci. (Suppl. 1) 85.
• Barham, B. L. and T. R. Troxel. 2007. Impact of the phenotypic expression of calf genetics on the selling price of calves sold in Arkansas livestock markets: 2000 vs. 2005. J. Anim. Sci. (Suppl. 1) 85.
• Troxel, T.R., M. S. Gadberry, R. Poling, and T. Justice. 2007. Self assessment of the Arkansas purebred cattle industry. J. Anim. Sci. (Suppl. 2) 85.
• Troxel, T.R., R. Poling, T. Riley, and T. Justice.2007. Self assessments of the Arkansas beef cattle support industries. J. Anim. Sci. (Suppl. 2) 85.
•  Troxel, T.R., K. S. Lusby, J. Richeson, R. Poling, and T. Justice. 2007. Self assessment of the Arkansas stocker cattle industry. J. Anim. Sci. (Suppl. 2) 85.
•  Troxel, T.R., B. L. Barham, R. Poling, and T. Justice. 2007. Self assessment of Arkansas’s producers with large cow-calf herds. J. Anim. Sci. (Suppl. 2) 85.
• Troxel, T.R., R. Poling, S. Eddington, and T. Justice. 2007. Self assessment of Arkansas’ producers with small cow-calf herds. J. Anim. Sci. (Suppl. 2) 85.
• Troxel, T. R., B. L. Barham, S. Cline, J. Foley, D. Hardgrave, R. Wiedower, W. Wiedower. 2006. Management factors affecting selling prices of Arkansas beef calves. J. Anim. Sci. (Suppl. 1) 84:12.
• Troxel, T. R., B. L. Barham, S. Cline, J. Foley, D. Hardgrave, R. Wiedower, W. Wiedower. 2006. Impact of the phenotypic expression of calf genetics on the selling price of Arkansas beef calves. J. Anim. Sci. (Suppl. 1) 84:13.
• Troxel, T. R., B. L. Barham, M.S. Gadberry, S. M. Jones, J. A. Jennings, J. G. Powell, B. R. Kutz, J. T. Richeson, and R. Poling. 2006. Combining internet course work with practical experience for the training of new agents in animal science curriculum. J. Anim. Sci. (Suppl 2) 84:40.

Extension Publications (2005-2012)

• Troxel, T. R. and J. Powell. 2012. Arkansas beef quality assurance program. Fifth edition. University of Arkansas Division of Agriculture, Cooperative Extension Service.
• Jennings, J., K. Simon, P. Beck, S. Gadberry, S. Jones, T. Troxel and D. Philipp. 2012 Grazing stockpiled forages to reduce hay feeding during fall and winter. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA 3103.
• Troxel, T.R. 20012. Long calving seasons: problems and solutions. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA 3011 (revision).
• Troxel, T. R. 2012. Natural and organic beef. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA 3103 (revision).
• Rumley, R. W. and T. R. Troxel. 2011. Bull leasing contracts. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA 3135.
• Powell, J. and T. R. Troxel. 2011. Livestock health series: Trichomoniasis in Cattle. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3132.
• Troxel, T. R., B. L. Barham, S. Cline, J. Foley, D. Hardgrave, R. Wiedower and W. Wiedower. 2011. Improving the value of feeder cattle. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3115 (revision).
• Troxel, T.R., J. Jennings, M. S. Gadberry, J. Powell, B. Barham and P. Beck. 2010. Beef Cattle Production. University of Arkansas Division of Agriculture, Cooperative Extension Service. MP 184 (revision).
• Troxel, T.R. 2008. BQA: Storing vaccines properly. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3124.
• Troxel, T.R. 2008. Grass-fed standards for ruminants. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3122.
• Troxel, T. R., S. Gadberry, D. Phillips and J. Powell. 2008. Backgrounding. University of Arkansas Division of Agriculture, Cooperative Extension Service. MP378. 
•  Troxel, T.R. 2007. Purebred cattle series: artificial insemination. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3118.
• Troxel, T.R. 2007. Purebred cattle series: embryo transfer. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3119.
• Troxel, T.R. 2007. Purebred cattle series: estrous synchronization.  University of Arkansas Division of Agriculture, Cooperative Extension Service.  FSA3120. 
• Troxel, T. R. 2007. Best management practices for small beef cow-calf herds. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3117. 
• Troxel, T. R. and W. Whitworth. 2007.  Synchronization of Estrus in Cattle. University of Arkansas Division of Agriculture, Cooperative Extension Service. MP383.
• Troxel, T. R., B. L. Barham, S. Cline, J. Foley, D. Hardgrave, R. Wiedower and W. Wiedower. 2007. Improving the value of feeder cattle. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3115 (revision).
• Troxel, T. R., B. L. Barham, S. Cline, J. Foley, D. Hardgrave, R. Wiedower and W. Wiedower. 2007. Changes in feeder cattle value from 2000 to 2005. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3115.
• Troxel, T. R. and J. Powell. 2007. Beef Performance Glossary. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA3112.
• Cheney, S. and T. Troxel. 2006. Livestock and market news roundup 1985-2005. Arkansas Livestock and Grain Market News Service. University of Arkansas Division of Agriculture, Cooperative Extension Service.
• Troxel, T. R. and J. Powell. 2006. Arkansas beef quality assurance program. Fourth edition. University of Arkansas Division of Agriculture, Cooperative Extension Service.
• Troxel, T.R. 2006. Long calving seasons: problems and solutions. University of Arkansas Division of Agriculture, Cooperative Extension Service. FSA 3011.

• Troxel, T. T., J. A. Jennings, M. S. Gadberry, K. Simon, J. G. Powell, D. S. Hubbell, III and J. D. Tucker. 2012. 300-day grazing demonstration – cattle management report year four. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 606.
• Troxel, T. R., J. A. Jennings, M. S. Gadberry, K. Simon, J. Powell and D. S. Hubbell, III, J Tucker. 2012. 300 day grazing demonstration – year 4 financial report. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 606.
• Barham, B. L., T. R. Troxel, J. A. Jennings, M. S. Gadberry, K. Simon, J. G. Powell, D. S. Hubbell, III and J. D. Tucker. 2011. 300-day grazing demonstration – cattle management report for the third year. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 597.
• J. A. Jennings, T. R. Troxel, M. S. Gadberry, B. L. Barham, K. Simon, J. Powell and D. S. Hubbell, III, J Tucker. 2011. 300 day grazing demonstration – 2008 through 2010 forage management practices. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 597.
• T. R. Troxel and M. S. Gadberry. 2011. Relationships of barometric pressure and environmental temperature with incidence of parturition in beef cows. Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 597.
• Troxel, T. R., B. Barham, S. Cline, J. Foley, D. Hardgrave, W. Wiedower and R. Wiedower. 2011. Factors affecting the selling price of feeder cattle sold at Arkansas livestock auctions in 2010. Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 597.
• Troxel, T. R., J. A. Jennings, M. S. Gadberry, B. L. Barham, K. Simon, J. Powell and D. S. Hubbell, III, J Tucker. 2011. 300 day grazing demonstration – year 3 financial report. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 597.
• Troxel, T. R., J. A. Jennings, M. S. Gadberry, B. L. Barham, K. Simon, J. Powell and D. S. Hubbell, III, J Tucker. 2010. 300 day grazing demonstration – year 2. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 584.
• Troxel, T. R. and B. L. Barham. 2009. The impact of reducing the length of the calving season. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 574.
• Troxel, T. R., J. A. Jennings, M. S. Gadberry, B. L. Barham, K. Simon, J. Powell and D. S. Hubbell, III. 2009. 300 day grazing demonstration. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 574.
• Troxel, T.R. and B. L. Barham. 2008. Arkansas beef quality assurance refrigerator demonstration. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station Research Series 563.
• Gadberry, M. S. and T. R. Troxel. 2006. Nine-year summary of the Arkansas steer feedout program: factors contributing to return. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 545.
• Troxel, T., S. Gadberry, S. Cline, J. Richeson, B. Barham, D. Henderson and D. Kratz. 2006. Arkansas steer feedout program, 2004-2005. Arkansas Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 545.
• B. L. Barham, T. R. Troxel, S. Cline, J. Foley, D. Hardgrave, R. Wiedower and W. Wiedower. 2006. Factors affecting the selling price of calves sold in Arkansas livestock markets - 2000 vs. 2005. Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 545.
• Troxel, T. R., K. Lusby, S. Gadberry, B. Barham, T. Riley, R. Poling, S. Eddington, T. Justice. 2006. Self assessment of the Arkansas beef industry – large and small cow-calf industries. Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 545.
• Troxel, T. R., K. Lusby, S. Gadberry, B. Barham, T. Riley, R. Poling, S. Eddington, T. Justice. 2006. Self assessment of the Arkansas beef industry – stocker, purebred and support industries. Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 545.
• Troxel, T. R., B. Barham, S. Cline, J. Foley, D. Hardgrave, W. Wiedower and R. Wiedower. 2006. The effect of livestock auction location, number of buyers, and grouping on the selling price of Arkansas feeder cattle. Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 545.
• Troxel, T. R., B. Barham, S. Cline, J. Foley, D. Hardgrave, W. Wiedower and R. Wiedower. 2006. Factors affecting the selling price of feeder cattle fold at Arkansas livestock auctions. Animal Science Department Report. Arkansas Agricultural Experiment Station. Research Series 545.