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 8.97
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -5.25 -0.375 1.97
Prot (kg) -8.54 -0.441 3.77
Fertility Sub Index 0.85
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.98
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.82 -0.432 -2.51
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 16.26

* Based on an €80/tonne carbon price