JUDGING JACKS AND JENNETS 177 



Fig. 98. "In general the jack should have a conformation very closely 

 related to that of the horse." Show jack, Dr. Pettus, weighing 1,100 Ibs. 

 (Photo by courtesy Kentucky Agr. Exp. Station.) 



ences are seen in the large head and prominent, long ears ; 

 in the mane and tail lacking in hair ; in the narrow, short 

 hindquarters, and in the long, coarse hair covering the 

 body. To be considered more in detail, from the judges 

 point of view, the following factors are to be kept in mind : 



The height of the jack should range from 15 to 16 hands, 

 with 15VL> hands a popular height. At one time there was 

 greater demand for tall jacks than at present. The tall 

 jack is too likely to sire a leggy mule. 



The weight of the jack should range at maturity from 

 900 to 1,200 pounds, with 1,050 to 1,150 as nearest ideal. 

 The above heights and weights combine to produce a size, 



