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 1.63
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.65 -0.375 0.62
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 0.69
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index -0.21
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 4.89

* Based on an €80/tonne carbon price