Conversion formulae for breed: Holstein
Conversion formulae for: Spain (on black & white base)                    04-08-2026
 
Formulae for CONFORMATION
 
stature                        : NLD =     100.4791 +     5.8605 * ESP
chest width                    : NLD =      97.5790 +     4.2400 * ESP
body depth                     : NLD =     101.9146 +     4.0212 * ESP
angularity                     : NLD =     100.8107 +     5.5152 * ESP
rump angle                     : NLD =      97.1704 +     4.2510 * ESP
rump width                     : NLD =      99.6815 +     4.7609 * ESP
rear leg set side              : NLD =     100.5321 +     4.2668 * ESP
rear leg set rear              : NLD =      95.2734 +     3.6571 * ESP
foot angle                     : NLD =      98.5447 +     4.3949 * ESP
fore udder attachment          : NLD =      98.2755 +     6.4317 * ESP
rear udder height              : NLD =      99.4203 +     5.6566 * ESP
udder support                  : NLD =     100.6525 +     5.7109 * ESP
udder depth                    : NLD =      98.1938 +     5.8074 * ESP
front teat placement           : NLD =      99.3809 +     5.9285 * ESP
front teat length              : NLD =     100.8402 +     4.4694 * ESP
rear teat placement            : NLD =     101.0382 +     5.8000 * ESP
overall udder                  : NLD =      98.5245 +     5.9709 * ESP
overall feet and legs          : NLD =      93.1168 +     4.4198 * ESP
locomotion                     : NLD =      94.0725 +     3.6927 * ESP
body condition score           : NLD =      97.3009 +     4.4134 * ESP
 
Formulae for PRODUCTION
 
milk yield                     : NLD =      49.1654 +     1.2894 * ESP
fat yield                      : NLD =     -26.9075 +     1.2987 * ESP
protein yield                  : NLD =     -23.1373 +     1.3571 * ESP
 
Formulae for LONGEVITY
 
longevity                      : NLD =   -2179.8704 +    19.6030 * ESP
 
Formulae for UDDERHEALTH
 
somatic cell score             : NLD =      60.4355 +     0.3662 * ESP
udder health                   : NLD =      64.6735 +     0.3281 * ESP
 
Formulae for FERTILITY
 
interval calving-1st insem     : NLD =      64.4475 +     0.3280 * ESP
interval 1st-last insem        : NLD =      57.3317 +     0.3985 * ESP
calving interval               : NLD =      56.3232 +     0.4049 * ESP
 
Formulae for CALVING TRAITS
 
direct calving ease            : NLD =      47.7138 +     0.4874 * ESP
 
Formulae for WORKABILITY
 
milking speed                  : NLD =      68.2174 +     0.3256 * ESP