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 12.79
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -15.20 -0.375 5.69
Prot (kg) -8.63 -0.441 3.81
Fertility Sub Index -0.86
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) 0.63 1.117 0.70
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.92
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 22.39

* Based on an €80/tonne carbon price