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 17.28
Milk (kg) -458.00 -0.014 6.41
Fat (kg) -13.64 -0.375 5.11
Prot (kg) -13.05 -0.441 5.76
Fertility Sub Index -7.10
Calving Interval (days) 3.68 -1.459 -5.37
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -2.84
Gestation Length (days) 3.09 -0.919 -2.84
Beef Sub Index -1.76
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 7.94

* Based on an €80/tonne carbon price