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 3.23
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -2.75 -0.375 1.03
Prot (kg) -4.34 -0.441 1.92
Fertility Sub Index -4.73
Calving Interval (days) 2.33 -1.459 -3.40
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.22
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -1.36

* Based on an €80/tonne carbon price