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 12.92
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -12.56 -0.375 4.70
Prot (kg) -11.23 -0.441 4.96
Fertility Sub Index 1.86
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.50
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 18.95

* Based on an €80/tonne carbon price