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 0.49
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.32 -0.375 0.49
Prot (kg) 0.94 -0.441 -0.41
Fertility Sub Index 2.80
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 1.19 1.117 1.33
Calving Sub Index 4.46
Gestation Length (days) -4.85 -0.919 4.46
Beef Sub Index -1.82
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 9.34 -0.432 -4.03
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 6.23

* Based on an €80/tonne carbon price