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 5.78
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -6.16 -0.375 2.31
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index -3.65
Calving Interval (days) 1.88 -1.459 -2.74
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.85
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 3.79

* Based on an €80/tonne carbon price