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 6.60
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -6.46 -0.375 2.42
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index -4.47
Calving Interval (days) 2.71 -1.459 -3.95
Survival (%) -0.46 1.117 -0.51
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.80
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 3.80

* Based on an €80/tonne carbon price