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 5.37
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -5.94 -0.375 2.22
Prot (kg) -5.89 -0.441 2.60
Fertility Sub Index -3.25
Calving Interval (days) 1.65 -1.459 -2.41
Survival (%) -0.75 1.117 -0.84
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.68
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 2.03

* Based on an €80/tonne carbon price