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 3.16
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -3.35 -0.375 1.25
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index -3.13
Calving Interval (days) 1.51 -1.459 -2.20
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.22
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 1.66

* Based on an €80/tonne carbon price