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 0.65
Milk (kg) -7.00 -0.014 0.10
Fat (kg) 1.09 -0.375 -0.41
Prot (kg) -2.17 -0.441 0.96
Fertility Sub Index 2.34
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) 0.50 1.117 0.56
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.46
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 12.07

* Based on an €80/tonne carbon price