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 14.13
Milk (kg) -428.00 -0.014 5.99
Fat (kg) -6.01 -0.375 2.25
Prot (kg) -13.34 -0.441 5.89
Fertility Sub Index -1.07
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 0.07
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 6.19 -0.432 -2.67
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 22.12

* Based on an €80/tonne carbon price