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 10.51
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -14.45 -0.375 5.41
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 0.43
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) 0.31 1.117 0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.37
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.36 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 19.82

* Based on an €80/tonne carbon price