PART III 



PRODUCTIVE FEEDING OF FARM ANIMALS 



CHAPTER XXI 

 CALF FEEDING 



Feeding Standards for Calves. The following tables give the 

 feed requirements for growing cattle, according to the standards 

 of Wolff-Lehmann and of Armsby: 



I. Wolff-Lehmann Standards for Growing Cattle 1000 pounds live weight 



* Given separately by Wolff-Lehmann. 



//. Armsby Standards Per Day and Head 



Birth Weights of Calves. New-born calves weigh from below 

 40 to over 100 pounds each, according to the size of the parents. 

 The average birth weights of calves of the dairy breeds are approxi- 

 mately as follows : 1 Ayrshire, 70 pounds ; Guernsey, 70 pounds ; 



Connecticut (Storrs) Report, 1907; Maine Bui. 274; Illinois Cir. 

 202; Eckles, Dairy Cattle and Milk Production, p. 174; unpublished data 

 from California Station. 



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