​About the Speaker

David Lalman

Professor, Beef Cattle Specialist
Animal Science, Oklahoma State University

Dr. Lalman is a professor in the Animal Science Department at Oklahoma State University. He is the Extension Beef Cattle Specialist with primary responsibilities in cow/calf and stocker cattle nutrition and management. Dr. Lalman’s extension and research program emphasis is on increasing profitability and/or reducing cost of production through improved forage utilization, defining optimal management practices and evaluating beef production systems.

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Calving Season Management
Environmental Considerations for Cow/Calf Production Systems in the Southern Great Plains

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Calving season timing, grazing system, regional environmental conditions and genetics are factors that interact to influence cattle performance, production costs and marketing.  A better understanding of these interaction’s impact on cow/calf production systems in the Southern Great Plains should lead to an improved match between system profitability and efficiency.