104 Cooperation in Agriculture 



" (a) Certified animals, authorized to be used in breeding within 

 the circuit. 



" (6) Registered animals, not entitled to use in breeding within 

 the circuit, but recommended for registration in the American 

 Shorthorn Herdbook. 



" (c) Disqualified animals, of inferior individuality or breeding 

 and not worthy of use for breeding purposes. 



"2. All animals classified as certified or registered animals 

 shall be registered by breeders in the American Shorthorn Herd- 

 book at their own expense. 



"3. Disqualified animals shall be sold for slaughter only. 



"4. Bulls shall be purchased by the individual members of the 

 Association as needed and subject to the approval of the circuit 

 council. Such bulls shall be retained by the purchaser only as 

 long as desired for use on cows entered in the Association, and 

 members of the Association shall have a 15-day option on all 

 such bulls at not to exceed the original purchase price before sale 

 can be made outside of the Association. 



"5. No bull in the circuit shall be used on cows outside the 

 circuit. 



"6. No bull shall be used to excess. 



"7. No service fee shall be charged for any bull in the circuit. 



"8. No animal or animals shall be entered or used in the cir- 

 cuit which have reacted to the tuberculin test made by a compe- 

 tent veterinarian. 



"9. All cattle on farms whose owners desire to enter the As- 

 sociation shall be tested for tuberculosis by a competent veter- 

 inarian, and no one shall be allowed to enter the Association until 

 such test shows his cattle to be free from tuberculosis. 



"10. No tuberculin shall be injected at any time into cattle 

 in the circuit or covered by the provisions of Rule 9, except by 

 an official veterinarian appointed by the circuit council. 



"11. No febrifuge shall be administered to cattle tested for 

 tuberculosis under these rules for ten days before or ten days 

 after such test. 



"12. The circuit council will drop summarily any cooperator 

 attempting in any way whatsoever to render the tuberculin test 



