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 9.95
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -11.15 -0.375 4.18
Prot (kg) -8.32 -0.441 3.67
Fertility Sub Index 0.90
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.74 1.117 0.83
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -2.31
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.66 -0.432 -3.74
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 13.59

* Based on an €80/tonne carbon price