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 7.79
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -8.40 -0.375 3.15
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 0.98
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 0.62 1.117 0.69
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.61
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 18.86

* Based on an €80/tonne carbon price