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 4.36
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -4.39 -0.375 1.64
Prot (kg) -3.99 -0.441 1.76
Fertility Sub Index 0.95
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.21 1.117 0.23
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.07
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.71 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 15.49

* Based on an €80/tonne carbon price