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 9.70
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -8.17 -0.375 3.06
Prot (kg) -9.94 -0.441 4.39
Fertility Sub Index -2.26
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) -0.46 1.117 -0.51
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.78
Carcass Weight (kg) -2.20 -0.528 1.16
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 10.63

* Based on an €80/tonne carbon price