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 11.00
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -13.16 -0.375 4.93
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index 4.26
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 1.92 1.117 2.15
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -1.89
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 11.97

* Based on an €80/tonne carbon price