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 7.05
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -13.63 -0.375 5.11
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index -4.16
Calving Interval (days) 1.95 -1.459 -2.85
Survival (%) -1.18 1.117 -1.32
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.11
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.55

* Based on an €80/tonne carbon price