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 1.34
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -0.50 -0.375 0.19
Prot (kg) -1.92 -0.441 0.85
Fertility Sub Index -3.94
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -1.00

* Based on an €80/tonne carbon price