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 6.14
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -5.72 -0.375 2.14
Prot (kg) -6.15 -0.441 2.71
Fertility Sub Index -4.89
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 1.55

* Based on an €80/tonne carbon price