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 3.23
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -3.34 -0.375 1.25
Prot (kg) -3.11 -0.441 1.37
Fertility Sub Index 2.18
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 1.36
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 9.68

* Based on an €80/tonne carbon price