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 10.83
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -11.60 -0.375 4.34
Prot (kg) -10.42 -0.441 4.60
Fertility Sub Index -0.14
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) 0.03 1.117 0.03
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index 2.31
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 21.89

* Based on an €80/tonne carbon price