Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 4.68
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -3.71 -0.375 1.39
Prot (kg) -4.69 -0.441 2.07
Fertility Sub Index -3.84
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.12
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 2.47

* Based on an €80/tonne carbon price