Contractural Arachnodactyly (CA) Information
(formerly referred to by the name of “Fawn Calf Syndrome”)
Contractural Arachnodactyly (CA) Fact Sheet
- A fact sheet providing information about CA, CA testing and registration policies.
CA Test Results
An updated listing of CA test results. Test results are updated daily as
received from authorized testing labs.
for AGI testing prices.
Authorized CA Testing Labs
Access the listing and contact information for the current American Angus
Association authorized labs conducting tests for CA. Additional labs will be
added to the page as they are approved.
Potential Carrier Report
users can access an
interactive tool to generate a report of owned animals and their CA status based
on the CA test results received to date. From the AAA Login menu, go to the
"Interactive" section and click on the "Potential Carrier Report". If you are
not a current AAA Login user,
to create your online profile.
Preliminary Sire Test Results. - Notice of July 26, 2010 - The following update on Contractural Arachnodactyly (CA) includes a listing of preliminary test results provided by Dr. Jon Beever, University of Illinois, on samples submitted to him from AI organizations.
Important Update on Contractural Arachnodactyly (CA) as of July 20, 2010 - Board recognizes “Fawn Calf Syndrome” as a genetic defect and formally adopts a policy governing registration of known and potential carriers,
Important Update on Fawn Calf Syndrome as of May 26, 2010 - An Update from the American Angus Association,
Important Update on Fawn Calf Syndrome as of March 25, 2010 - An Update from Dr. Jonathan Beever of the University of Illinois
and a word from President Bill Davis,
Important Update on Fawn Calf Syndrome as of December 21, 2009 - the American Angus Association, Dr. Jon Beever of the University of
Illinois and Dr. David Steffen of the University of Nebraska provide reports to the membership. Please read carefully,
Notice of February 13, 2009
- Association Requests Reporting on Certain Calves - At the request of Dr. David Steffen of the University of Nebraska, the American Angus
Association is asking members to be on the lookout for two separate and distinct types of calves, specifically (1) any calves with severe
hydrocephalus, and (2) any calves displaying characteristics of a condition referred to as fawn calf syndrome (FCS).
For Dr. Steffen's notice and description on FCS,