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 15.71
Milk (kg) -379.00 -0.014 5.31
Fat (kg) -11.94 -0.375 4.47
Prot (kg) -13.45 -0.441 5.94
Fertility Sub Index -1.74
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 0.19 1.117 0.21
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.71
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 8.25 -0.432 -3.56
Maintenance Sub Index Maint. Sub Index 7.94
Live WT (kg) -25.90 -0.307 7.94
Total Carbon Sub Index 22.20

* Based on an €80/tonne carbon price