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 1.04
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) -3.09 -0.375 1.16
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index -0.79
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 1.25
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 8.65

* Based on an €80/tonne carbon price