APPENDIX B 193 



this supply is obtained shall score at least 80 on the United 

 States Bureau of Animal Industry score card.* 



Pasteurized Milk. Milk of this class shall come from cows 

 free from disease as determined by physical examinations 

 by a qualified veterinarian, and shall be produced and han- 

 dled under sanitary conditions, such that the bacteria count 

 at no time exceeds 200,000 per cubic centimeter. All milk of 

 this class shall be pasteurized under official supervision, and 

 the bacteria count shall not exceed 10,000 per cubic centi- 

 meter at the time of delivery to the consumer. It is recom- 

 mended that dairies from which this supply is obtained 

 should score at least 65 on the United States Bureau of 

 Animal Industry score card. 



Grade B 



Milk of this class shall come from cows free from disease 

 as determined by physical examinations, of which one each 

 year shall be by a qualified veterinarian, and shall be produced 

 and handled under sanitary conditions, such that the bac- 

 teria count at no time exceeds 1,000,000 per cubic centi- 

 meter. All milk of this class shall be pasteurized under 

 official supervision, and the bacteria count shall not exceed 

 50,000 per cubic centimeter when delivered to the consumer. 



It is recommended that dairies producing Grade B milk 

 should be scored, and that the health departments or the con- 

 trolling departments, whatever they may be, strive to 

 bring these scores up as rapidly as possible. 



Grade C 



Milk of this class shall come from cows free from disease, 

 as determined by physical examinations, and shall include 



* The fallacy of the present dairy-score requirements for grades has 

 been discussed in the present volume (pp. 73, 74, 75). It is found in all 

 the classifications given in this appendix. J. S. M. 



