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 8.76
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -8.60 -0.375 3.22
Prot (kg) -8.56 -0.441 3.78
Fertility Sub Index -0.60
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 0.28
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 10.18

* Based on an €80/tonne carbon price