Promoting Professional Competency and a Culture of Integrity

The American Registry of Professional Animal Scientists (ARPAS) provides certification of animal scientists through examination, continuing education, and commitment to a code of ethics, and disseminates applied scientific information through a peer-reviewed journal publication.

Out now! Applied Animal Science special issue "Previous Management and Health Affect Finishing Performance of Beef Cattle"

About ARPAS Online Exams

NEW path to membership without an exam! Academic Professional Animal Scientist (aPAS or aaPAS)

Current full-time PhD academic faculty members or postdoctorates in animal science are eligible to become academic professional animal scientists without taking the ARPAS exam. Faculty and postdoc positions are required to maintain this membership tier.

Available Now: New Exam Portal

ARPAS is now offering online exams that can be accessed 24/7 for beef cattle, dairy cattle, horses, companion animals, poultry, sheep, swine, goats, meat science, dairy product science, and poultry product science. Take the exams from anywhere and when it works best for you! .

Prefer to take an in-person exam? Reach out to us to set it up!

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Latest Journal News

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Journal Impact Factor = 1.4 Elsevier’s CiteScore = 3

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Vol 41 | Issue 4

Applied Animal Science

August 2025

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Press Release

Evidence-based management practices for healthier and less stressed dairy calves during the weaning transition

June 16, 2025

Press Release

Prefeedlot respiratory vaccination improves cattle health and growth outcomes

July 28, 2025

Press Release

Make the most of your frost-affected summer annuals by delaying harvest to the afternoon

June 23, 2025

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