Is a heterozygous missense variant in SGSH the cause of a syndromic form of congenital amastia in an Original Braunvieh calf?

These variants were absent from a total of 5365 controls and a single variant affects I SGSH i , a putative candidate gene for the observed congenital anomaly. Congenital amastia is a rare developmental disorder characterised by the complete absence of the mammary gland and teats (Huppert & Zidenberg, 2008). [Extracted from the article]