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) 1.47 -0.375 -0.55
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index -1.78
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 1.12
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) 8.76 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 10.58
Live WT (kg) -34.50 -0.307 10.58
Total Carbon Sub Index 11.59

* Based on an €80/tonne carbon price