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 15.57
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -19.95 -0.375 7.47
Prot (kg) -12.90 -0.441 5.69
Fertility Sub Index 2.74
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.65 1.117 0.73
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.32
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 25.66

* Based on an €80/tonne carbon price