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 2.04
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -2.26 -0.441 1.00
Fertility Sub Index 8.30
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 2.00 1.117 2.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.09
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 12.18

* Based on an €80/tonne carbon price