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 6.85
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -5.94 -0.375 2.22
Prot (kg) -6.20 -0.441 2.74
Fertility Sub Index -0.10
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) 0.26 1.117 0.29
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.43
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.67 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 15.89

* Based on an €80/tonne carbon price