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 11.51
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -11.47 -0.441 5.06
Fertility Sub Index -2.05
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) -1.09 1.117 -1.22
Calving Sub Index -2.49
Gestation Length (days) 2.71 -0.919 -2.49
Beef Sub Index 1.34
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 13.43

* Based on an €80/tonne carbon price