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 4.12
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -1.62 -0.375 0.61
Prot (kg) -4.13 -0.441 1.82
Fertility Sub Index 2.82
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 0.08 1.117 0.09
Calving Sub Index 2.36
Gestation Length (days) -2.57 -0.919 2.36
Beef Sub Index -4.39
Carcass Weight (kg) 8.60 -0.528 -4.54
Age of Slaughter (days) -0.33 -0.432 0.14
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 2.46

* Based on an €80/tonne carbon price