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 1.10
Milk (kg) -240.00 -0.014 3.36
Fat (kg) 9.10 -0.375 -3.41
Prot (kg) -2.60 -0.441 1.15
Fertility Sub Index 1.66
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 0.03
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.56

* Based on an €80/tonne carbon price