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 6.04
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -3.72 -0.375 1.39
Prot (kg) -5.65 -0.441 2.49
Fertility Sub Index -1.56
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -2.33
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.94 -0.432 -3.86
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 9.55

* Based on an €80/tonne carbon price