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 5.77
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index -1.70
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.84
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.66 -0.432 -3.74
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 10.00

* Based on an €80/tonne carbon price