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 7.41
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -5.77 -0.375 2.16
Prot (kg) -8.56 -0.441 3.78
Fertility Sub Index -5.07
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) -1.63 1.117 -1.82
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.37
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 2.30

* Based on an €80/tonne carbon price