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 7.91
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -7.48 -0.375 2.80
Prot (kg) -6.70 -0.441 2.96
Fertility Sub Index 2.23
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 0.77 1.117 0.86
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.39
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 7.79
Live WT (kg) -25.40 -0.307 7.79
Total Carbon Sub Index 23.16

* Based on an €80/tonne carbon price