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 3.80
Milk (kg) -26.00 -0.014 0.36
Fat (kg) 2.80 -0.375 -1.05
Prot (kg) -10.17 -0.441 4.49
Fertility Sub Index -8.05
Calving Interval (days) 4.28 -1.459 -6.24
Survival (%) -1.62 1.117 -1.81
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.96
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -1.73

* Based on an €80/tonne carbon price