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 8.79
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -6.32 -0.375 2.37
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index -5.78
Calving Interval (days) 2.82 -1.459 -4.11
Survival (%) -1.49 1.117 -1.66
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price