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 1.83
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -0.69 -0.375 0.26
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index -3.78
Calving Interval (days) 1.85 -1.459 -2.70
Survival (%) -0.97 1.117 -1.08
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.31
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -0.79

* Based on an €80/tonne carbon price