The Sioux Nation Dairy Team

Since 1960 Dairymen have turned to Sioux Nation Ag Center for reliable production and herd health information and support. We have professionals who help you manage your dairy operation from the front of the barn to the back of the barn. Every farm is different, that's why Sioux Nation takes a team approach to help you in every aspect of your business. Field Marketers, Veterinarians and Nutritionists, we're all working to help you be sustainable and profitable.

  • Dairy record analysis and consulting
  • Reproductive programs and ultrasound
  • Milk quality consulting
  • Replacement heifer management
  • Custom blend feed and mineral/vitamins
  • Risk management
  • Animal health on-site inventory management

At Sioux Nation Ag Center we help Dairymen feed their bottom line!

Milk Solids Calculator


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Meet the Team

Veterinarians

Dr. Roy Peters

Dr. Roy Peters

Email Roy
Phone: 605-925-4703
SN Location: Canistota and Freeman, SD

Dr. Liz Graber

Dr. Liz Graber

Email Liz
Phone: 605-925-4703
SN Location: Freeman, SD

Dr. Brooke Carrow

Dr. Brooke Carrow

Email Brooke
Phone: 605-925-4703
SN Location: Freeman, SD

Field Marketers

Roger Beare

Roger Beare

Email Roger
Phone: 605-690-5095
SN Location: Sioux Falls

Mike Plucker

Mike Plucker

Email Mike
Phone: 210-840-5636
SN Location: Sioux Falls, SD

Bob Smit

Bob Smit

Position: Field Marketer

robertsmit@siouxnationag.com
605-351-6634
SN Location: Sioux Falls

Nutritionists

Hannah Tucker

Hannah Tucker

PhD Dairy Nutritionist

605-553-3342
Email Hannah