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 6.52
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -9.16 -0.375 3.43
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index -0.93
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) 0.04 1.117 0.04
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.65
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 17.03

* Based on an €80/tonne carbon price