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 1.31
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -1.15 -0.441 0.51
Fertility Sub Index -0.10
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.42
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.07 -0.432 0.89
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 13.89

* Based on an €80/tonne carbon price