8 Ill. Adm. Code 85.145
Johne's Disease Positive Animals
Section 85
Section 85.145 Johne's
Disease Positive
Animals
Any animals found to be positive
for Johne's disease on an organism detection (culture) test shall be
"J" punched in the left ear within 30 days after diagnosis. The
"J" punch shall be no smaller than one inch in height for cattle or
bison or one-half inch for cervids or goats. Animals found to be positive on
an organism detection test can only be sold for slaughter.