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 8.18
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -8.65 -0.441 3.82
Fertility Sub Index 0.84
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 0.48
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 13.55

* Based on an €80/tonne carbon price