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 5.21
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.68 -0.375 1.75
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index 1.47
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.15
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.82 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 18.81

* Based on an €80/tonne carbon price