Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 10.06
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -8.22 -0.441 3.63
Fertility Sub Index 7.82
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 2.66 1.117 2.97
Calving Sub Index -1.08
Gestation Length (days) 1.17 -0.919 -1.08
Beef Sub Index -2.16
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 17.03

* Based on an €80/tonne carbon price