Diagnostic Services

Diagnostic Services                              Create an Account


NorthStar’s Laboratories provide sample analyses on milk, blood, fecal and tissue samples for a variety of production, disease and health related traits.

More than 4.3 million samples are processed annually using state of the art equipment and techniques including infrared spectroscopy, flow cytometry, ELISA, PCR and more.


Component, SCC and MUN results are reported by email or mail. All other diagnostic testing results are available online, via email and text messaging.

Submitting Samples

Milk samples can be submitted through routine DHI testing or sent direct to the Laboratories. All other sample types should be sent direct to the laboratory closest to you. A completed Sample Submission Form should accompany all samples. For convenience, shippers and sampling supplies can be purchased here. 

NorthStar Michigan Lab
1163 Comet Lane, Grand Ledge, MI 48837
517.333.8381 – [email protected]

NorthStar Wisconsin Lab Complex
200 East Kelso Road, Kaukauna, WI  54130
920.733.6598 – [email protected]

Quality Assurance

NorthStar Labs are committed to establishing and maintaining quality standards to ensure proper procedures and documentation are followed. Membership and certifications from third party providers provide an objective opinion of our commitment to providing quality test results, service and customer care.

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