Conversion formulae for breed: Holstein
Conversion formulae for: Japan (on black & white base)                    31-03-2026
 
Formulae for CONFORMATION
 
stature                        : NLD =     101.3275 +     3.5334 * JPN
chest width                    : NLD =      97.2723 +     2.4743 * JPN
body depth                     : NLD =     100.5825 +     3.0842 * JPN
angularity                     : NLD =     101.7339 +     2.4344 * JPN
rump angle                     : NLD =      97.2706 +     3.4567 * JPN
rump width                     : NLD =     100.4651 +     3.5886 * JPN
rear leg set side              : NLD =     101.9475 +     2.9024 * JPN
rear leg set rear              : NLD =      94.9718 +     2.0239 * JPN
foot angle                     : NLD =      98.1450 +     1.9860 * JPN
fore udder attachment          : NLD =      99.2336 +     3.1447 * JPN
rear udder height              : NLD =     100.7368 +     2.6388 * JPN
udder support                  : NLD =     101.0966 +     1.7506 * JPN
udder depth                    : NLD =      99.8596 +     3.5636 * JPN
front teat placement           : NLD =     100.0196 +     3.5710 * JPN
front teat length              : NLD =      99.7937 +     3.2181 * JPN
rear teat placement            : NLD =     101.7138 +     3.2758 * JPN
overall udder                  : NLD =      99.5987 +     6.3085 * JPN
overall feet and legs          : NLD =      93.3078 +     5.6850 * JPN
body condition score           : NLD =      95.2390 +     2.7521 * JPN
 
Formulae for PRODUCTION
 
milk yield                     : NLD =     291.5292 +     1.0778 * JPN
fat yield                      : NLD =     -11.9564 +     1.1059 * JPN
protein yield                  : NLD =     -10.6462 +     1.2058 * JPN
 
Formulae for LONGEVITY
 
longevity                      : NLD =    -243.9031 +   129.4723 * JPN
 
Formulae for UDDERHEALTH
 
somatic cell score             : NLD =     112.1305 +    -8.4783 * JPN
udder health                   : NLD =     113.7542 +    -9.0609 * JPN
 
Formulae for FERTILITY
 
heifer conception rate         : NLD =      59.1821 +     0.6735 * JPN
conception rate                : NLD =      77.5563 +     0.4971 * JPN
interval 1st-last insem        : NLD =     127.9234 +    -0.2211 * JPN
calving interval               : NLD =     129.5762 +    -0.2382 * JPN
 
Formulae for CALVING TRAITS
 
direct calving ease            : NLD =     111.9483 +    -2.0825 * JPN
maternal calving ease          : NLD =     113.0916 +    -1.9360 * JPN
direct stillbirth              : NLD =     110.1414 +    -1.8854 * JPN
maternal stillbirth            : NLD =     108.8728 +    -1.4539 * JPN
 
Formulae for WORKABILITY
 
milking speed                  : NLD =    -101.8465 +     2.0356 * JPN
temperament                    : NLD =    -148.1922 +     2.4765 * JPN