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 2.22
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) 4.10 -0.375 -1.54
Prot (kg) -9.12 -0.441 4.03
Fertility Sub Index -0.82
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.77
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.95 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 3.31

* Based on an €80/tonne carbon price