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 4.64
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -5.05 -0.375 1.89
Prot (kg) -4.23 -0.441 1.87
Fertility Sub Index 1.46
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 0.34
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 9.92

* Based on an €80/tonne carbon price