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 7.52
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -6.14 -0.375 2.30
Prot (kg) -3.76 -0.441 1.66
Fertility Sub Index -6.83
Calving Interval (days) 6.39 -1.459 -9.32
Survival (%) 2.23 1.117 2.49
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index -2.68
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index -4.22

* Based on an €80/tonne carbon price