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 9.96
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -13.88 -0.375 5.20
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index 1.07
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.32 1.117 0.36
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.15
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.56 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 23.05

* Based on an €80/tonne carbon price