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 9.88
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -13.71 -0.375 5.14
Prot (kg) -5.70 -0.441 2.52
Fertility Sub Index 1.55
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) 0.63 1.117 0.70
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.94
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 22.79

* Based on an €80/tonne carbon price