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 11.49
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -13.84 -0.375 5.18
Prot (kg) -8.58 -0.441 3.79
Fertility Sub Index -3.83
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 9.46

* Based on an €80/tonne carbon price