From feed safety to consumer protection, AFIA and OISC will share the latest state and federal legislative and regulatory outlook.



Trish Dunn, Feed Administrator, Office of the Indiana State Chemist

In June 2021, Trish became the feed administrator overseeing the feed program for the Office of Indiana State Chemist. Trish started with OISC as an analytical chemist with the feed/fertilizer group. As an analytical chemist, she analyzed feed and fertilizer samples for a variety of proximate analytes. Trish moved to the inspection staff after four years working in the lab. As an inspector in the Southeast part of the state, she inspected feed manufacturers, fertilizer dealers, and seed dealers. When a new position was created in the organization, Trish grabbed the opportunity. As a fertilizer control specialist, she was responsible for secondary containment and fertilizer complaints. She has a B.S. in Animal Sciences from Purdue University.


Louise Calderwood, Director of Regulatory Affairs, AFIA

Louise Calderwood is the director of regulatory affairs for AFIA, where she provides proactive industry and technical leadership on regulatory and state issues related to pet food and equine nutrition and general regulatory issues. She works with the Association of American Feed Control Officials and leads AFIA’s pet food and equine committees.

Calderwood joined AFIA from the Northeast Agribusiness and Feed Alliance, where she served as government relations director. In this role, she developed and implemented policy positions for the association and communicated with federal, state and local governments in New York and throughout New England in support of modern agriculture. Calderwood also operated an agricultural consulting firm and a maple syrup farm in Vermont. She has additional experience with Sterling College, the Vermont Agency of Agriculture and the University of Vermont Extension Service.

Calderwood holds a master’s degree in dairy science from Virginia Polytechnic Institute and a bachelor’s degree in animal science from the University of Vermont.