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 1.83
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -1.32 -0.375 0.49
Prot (kg) -1.75 -0.441 0.77
Fertility Sub Index 1.82
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 1.21
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 8.65

* Based on an €80/tonne carbon price