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 6.87
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -8.60 -0.441 3.80
Fertility Sub Index -6.23
Calving Interval (days) 3.64 -1.459 -5.31
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 1.37
Gestation Length (days) -1.49 -0.919 1.37
Beef Sub Index 0.56
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 6.21

* Based on an €80/tonne carbon price