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 8.68
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -4.15 -0.375 1.55
Prot (kg) -10.84 -0.441 4.78
Fertility Sub Index -4.93
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.36 1.117 -1.52
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.24
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 5.61

* Based on an €80/tonne carbon price