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 3.41
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -2.88 -0.441 1.27
Fertility Sub Index 0.83
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.68 1.117 0.76
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -2.70
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 6.24

* Based on an €80/tonne carbon price