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 2.88
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -1.63 -0.375 0.61
Prot (kg) -3.25 -0.441 1.43
Fertility Sub Index -7.82
Calving Interval (days) 3.96 -1.459 -5.78
Survival (%) -1.83 1.117 -2.04
Calving Sub Index 1.93
Gestation Length (days) -2.10 -0.919 1.93
Beef Sub Index -1.03
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -3.24

* Based on an €80/tonne carbon price