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 4.61
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -2.91 -0.441 1.28
Fertility Sub Index 2.67
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index -0.66
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) -0.54 -0.432 0.23
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 6.79

* Based on an €80/tonne carbon price