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 13.05
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -14.66 -0.375 5.49
Prot (kg) -11.48 -0.441 5.07
Fertility Sub Index 1.64
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.26
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 17.47

* Based on an €80/tonne carbon price