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 5.52
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -5.58 -0.375 2.09
Prot (kg) -2.40 -0.441 1.06
Fertility Sub Index 2.71
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 0.00 1.117 0.00
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index -0.19
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 9.19

* Based on an €80/tonne carbon price