6 BULLETIN- 413^ JJ. S. DEPARTMENT OF AGRICULTURE. 



Table II. — Influence of age on values of Guernsey coios. {Averages of 389 estimates by 

 owners, based on arbitrary values assumed for a certain fixed age) — Continued. 





Purebred Guernsey cowworth 8200 

 at 3 years of age. 



Purebred Guernsey cow worth 1300 

 at 3 years of age. 



Age. 



North 

 Central 



States. 



North- 

 eastern 

 States. 



United 



States, 



all sections. 



North 

 Central 

 States. 



North- 

 eastern 

 States. 



United 



States, 

 all sections. 



Birth 



$57 

 88 

 117 

 164 

 200 

 229 

 247 

 250 

 241 

 226 

 199 

 17-5 

 148 

 126 

 106 

 87 



S55 

 81 

 112 

 160 

 200 

 232 

 258 

 264 

 254 

 235 

 209 

 182 

 155 

 125 

 98 

 70 



S56 

 85 

 115 

 162 

 200 

 231 

 251 

 257 

 246 

 230 

 203 

 179 

 151 

 126 

 101 

 78 



S90 

 130 

 173 

 242 

 300 

 324 

 337 

 333 

 321 

 299 

 269 

 232 

 201 

 169 

 137 

 107 



S71 

 107 

 157 

 224 

 300 

 340 

 363 

 360 

 343 

 316 

 279 

 239 

 198 

 162 

 122 

 90 



S82 





120 





167 





234 





300 





332 





350 





346 





332 





307 





273 





235 





199 





W6 





130 





99 







Number of estimates 



31 



34 



70 



57 



50 



115 



Fig. 3. — Cui-\'es showing influence of age on values of Jersey cows. (Averages of 511 estimates by owners, 

 based on arbitrary values assumed for a certain fixed age.) 



JERSEYS. 



In Table III the estimates indicate that aU classes of Jerseys are 

 valued highest at 6 years, though the difference in value for 5 and 6 



