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Matthew Diersen

Griffith Endowed Professor and SDSU Extension Risk and Business Management Specialist

605-688-4864

Harding Hall 202
Economics-Box 2220
University Station
Brookings, SD 57007

Matthew provides analysis and insights for producers and agribusinesses as they understand and implement commodity marketing and insurance tools. He serves on the technical advisory committee of the Livestock Marketing Information Center (LMIC) and participates on the NCCC-134 regional committee.

State & Regional Offices

SDSU Campus
Also by Matthew Diersen
Group of beef cattle in a feedlot with hay bales stacked in the background.

Cow and Heifer Values

The mid-year Cattle inventory report from NASS continues to reflect the difficulty U.S. producers face when trying to expand beef operations. While the total cattle inventory was higher compared to July 1, 2025, the number of beef cows was lower and not offset by the small, absolute level of beef replacement heifers.

Aerial view of the SDSU Southeast Research Farm.

Endorsement Trends in South Dakota Crop Insurance

Recently there has been an increase in the use of endorsements on corn crop insurance policies. The dominant base- or farm-level coverage remains Revenue Protection. High crop margins corresponded with an increased use of margin-related endorsements. Large subsidy increases have encouraged the purchase of other endorsements.

A green cut alfalfa field dries in windrows as the sun sets.

Forage Production Insurance: Important Changes Ahead for 2027

Due to persistent drought conditions and volatile markets, Forage Production Insurance has become an important risk management tool for forage producers who rely on alfalfa and other perennial forages.