this test is specific for the W4 mutation in the KIT gene that produces the dominant white phenotype of Camarillo White Horses.
N/N Horse does not have the Camarillo White Mutation.
CW/N Horse has Camarillo White Mutation and will transmit this gene to 50% of offspring.*
*Homozygous CW/CW horses have not been observed. The W4 mutation is likely to be lethal in utero.