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 1.64
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -0.78 -0.375 0.29
Prot (kg) -1.59 -0.441 0.70
Fertility Sub Index -0.39
Calving Interval (days) 0.30 -1.459 -0.44
Survival (%) 0.04 1.117 0.04
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -0.93
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 5.83 -0.432 -2.52
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 7.76

* Based on an €80/tonne carbon price