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 6.06
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -8.27 -0.375 3.10
Prot (kg) -6.12 -0.441 2.70
Fertility Sub Index 4.67
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.34
Gestation Length (days) -3.63 -0.919 3.34
Beef Sub Index 4.00
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -3.03 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 18.68

* Based on an €80/tonne carbon price