Conversion formulae for breed: Jersey
Conversion formulae for: United states (on black & white base)                    31-03-2026
 
Formulae for CONFORMATION
 
stature                        : NLD =      72.3493 +     3.3173 * USA
chest width                    : NLD =      75.2352 +     4.5083 * USA
body depth                     : NLD =      81.5590 +     4.2707 * USA
angularity                     : NLD =      91.2111 +     4.2845 * USA
rump angle                     : NLD =      94.9475 +     3.9203 * USA
rump width                     : NLD =      79.3891 +     4.2595 * USA
rear leg set side              : NLD =     104.9798 +     4.0602 * USA
rear leg set rear              : NLD =     104.1964 +    -4.4229 * USA
foot angle                     : NLD =      90.3168 +     3.9708 * USA
fore udder attachment          : NLD =      94.8122 +     3.5109 * USA
rear udder height              : NLD =      97.2186 +     3.4608 * USA
udder support                  : NLD =      96.8968 +     4.6112 * USA
udder depth                    : NLD =      86.9334 +     3.0074 * USA
front teat placement           : NLD =      97.4768 +     4.1722 * USA
front teat length              : NLD =     104.7749 +     4.3732 * USA
rear teat placement            : NLD =      98.4300 +     4.0210 * USA
overall udder                  : NLD =      93.3777 +     5.4779 * USA
overall feet and legs          : NLD =     104.5477 +     2.5605 * USA
 
Formulae for PRODUCTION
 
milk yield                     : NLD =   -2106.6492 +     0.8351 * USA
fat yield                      : NLD =     -33.6827 +     0.9192 * USA
protein yield                  : NLD =     -55.0308 +     0.9231 * USA
 
Formulae for LONGEVITY
 
longevity                      : NLD =     -63.5399 +   100.1915 * USA
 
Formulae for UDDERHEALTH
 
somatic cell score             : NLD =     153.9261 +   -20.6885 * USA
udder health                   : NLD =      92.3757 +     1.2535 * USA
 
Formulae for FERTILITY
 
heifer conception rate         : NLD =      95.8006 +     1.3473 * USA
conception rate                : NLD =     100.9058 +     0.7332 * USA
interval 1st-last insem        : NLD =     101.2557 +     0.7501 * USA
calving interval               : NLD =     101.1029 +     0.7725 * USA