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 9.51
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -10.27 -0.375 3.85
Prot (kg) -8.36 -0.441 3.69
Fertility Sub Index 1.49
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.31
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 21.24

* Based on an €80/tonne carbon price