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 1.00
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 1.48 -0.375 -0.55
Prot (kg) -0.92 -0.441 0.41
Fertility Sub Index -1.76
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 1.19
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 10.64
Live WT (kg) -34.70 -0.307 10.64
Total Carbon Sub Index 11.75

* Based on an €80/tonne carbon price