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 9.77
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -11.06 -0.375 4.14
Prot (kg) -7.70 -0.441 3.40
Fertility Sub Index 1.80
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) 0.66 1.117 0.74
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.46
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -1.30 -0.432 0.56
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 24.35

* Based on an €80/tonne carbon price