David Lalman

Professor

Animal & Food Sciences

  • Professor
    Animal & Food Sciences
  • Extension Specialist for Beef Cattle
    OSU Extension
  • 405-744-6060 (Work)
  • Oklahoma State University, 201 Animal Science Building, Stillwater, Oklahoma, 74078, United States

SERVICE & OUTREACH

  • AWARD
    2026 ASAS Fellow Award for Extension
    21 Jul 2026
    American Society of Animal Science
  • EVENT PARTICIPATION
    Invited speaker - Managing for efficiency in the cowherd. (Zoom meeting)
    13 Nov 2025
    Seminars
  • EVENT PARTICIPATION
    Invited speaker - Cow-calf: Should cow size change, and if so, how?
    5 Nov 2025 - 8 Nov 2025
    Symposium
  • EVENT PARTICIPATION
    Invited speaker - Building a Forage Efficient Cow: The Continued Search for the Elusive Optimum Cow (Zoom Meeting)
    23 Oct 2025
    Seminars
  • EVENT PARTICIPATION
    Invited speaker - Managing for efficiency in the cowherd
    17 Sep 2025 - 18 Sep 2025
    Conference
  • EVENT PARTICIPATION
    Invited speaker - Stocking Smart: Breeding and Culling with Purpose
    6 Sep 2025
    Conference
  • EVENT PARTICIPATION
    Invited speaker - OSU Representative to Share Stories and History: Minnie Lou Bradley Celebration of Life
    18 Aug 2025
    Receptions
  • EVENT PARTICIPATION
    LNC Advisory Board Meeting
    6 Aug 2025 - 7 Aug 2025
    Board meetings
  • EVENT PARTICIPATION
    Invited speaker - Beef Cow Efficiency Research
    20 Jun 2025
    Board meetings
  • EVENT PARTICIPATION
    Invited speaker - Searching for the Optimum Cow
    30 May 2025
    Conference
  • EVENT PARTICIPATION
    USRSB General Assembly Meeting
    30 Apr 2025 - 1 May 2025
    Annual general meetings
  • EVENT PARTICIPATION
    Invited speaker - Lunch and Learn Career Opportunities in Animal Science
    7 Apr 2025
    Conference
  • AWARD
    2025 Tyler Award
    3 Apr 2025
    Oklahoma State University
  • EVENT PARTICIPATION
    Invited speaker - Feed Intake of Beef Cows
    21 Mar 2025
    Conference
  • EVENT PARTICIPATION
    Invited speaker - Identity for Efficient Cattle
    21 Mar 2025
    Conference
  • EVENT PARTICIPATION
    Invited speaker - Continued Pursuit of the Optimal Cow
    11 Mar 2025
    Conference
  • EVENT PARTICIPATION
    Invited speaker - Finding Forage Efficient Cows
    16 Jan 2025
    Conference
  • EVENT PARTICIPATION
    Invited speaker - Creating a Forage Efficient Cow Herd. A video presentation created for McDonnell Angus
    12 Dec 2024
    Seminars
  • EVENT PARTICIPATION
    Invited speaker - Finding Forage Efficient Cows (In-Service)
    9 Dec 2024
    Seminars
  • AWARD
    2024 Southern Region Excellence in Extension Award
    10 Nov 2024
    USDA
  • EVENT PARTICIPATION
    Invited speaker - Effects of Milk and Mature Size on Feed Intake and Cow Cost (Webinar)
    21 Oct 2024
    Seminars
  • EVENT PARTICIPATION
    Invited speaker - Finding Forage Efficiency Cows (webinar)
    26 Sep 2024
    Seminars
  • EVENT PARTICIPATION
    Invited speaker - Protein Supplementation and Forage Efficiency in Cattle - Annual In-Service Training
    28 Aug 2024
    Seminars
  • EVENT PARTICIPATION
    Invited speaker - The Full Picture of Cow Efficiency
    11 Jun 2024
    Conference
  • EVENT PARTICIPATION
    Invited speaker - Creating an Efficient Cow Herd for Your Environment (Zoom Webinar)
    9 Nov 2023
    Seminars