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 1.54
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -0.66 -0.375 0.25
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 1.46
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.45
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.76 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 15.68

* Based on an €80/tonne carbon price