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 3.41
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -2.88 -0.441 1.27
Fertility Sub Index -1.98
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.04
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 5.10 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 3.97

* Based on an €80/tonne carbon price