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 2.98
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -4.69 -0.375 1.76
Prot (kg) -1.89 -0.441 0.83
Fertility Sub Index -8.42
Calving Interval (days) 4.34 -1.459 -6.33
Survival (%) -1.87 1.117 -2.09
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -0.58
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -4.85

* Based on an €80/tonne carbon price