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 20.78
Milk (kg) -383.00 -0.014 5.36
Fat (kg) -18.00 -0.375 6.74
Prot (kg) -19.65 -0.441 8.67
Fertility Sub Index 8.88
Calving Interval (days) -4.68 -1.459 6.83
Survival (%) 1.84 1.117 2.06
Calving Sub Index -3.70
Gestation Length (days) 4.02 -0.919 -3.70
Beef Sub Index 1.22
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -1.97 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 29.12

* Based on an €80/tonne carbon price