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 15.04
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -11.57 -0.375 4.33
Prot (kg) -13.40 -0.441 5.91
Fertility Sub Index 0.92
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 1.31
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 20.27

* Based on an €80/tonne carbon price