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 1.26
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -1.22 -0.441 0.54
Fertility Sub Index 0.97
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 4.24

* Based on an €80/tonne carbon price