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 12.40
Milk (kg) -550.00 -0.014 7.70
Fat (kg) 2.18 -0.375 -0.82
Prot (kg) -12.51 -0.441 5.52
Fertility Sub Index 1.75
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.48 1.117 0.54
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 2.99
Carcass Weight (kg) -12.40 -0.528 6.54
Age of Slaughter (days) 8.22 -0.432 -3.55
Maintenance Sub Index Maint. Sub Index 11.74
Live WT (kg) -38.30 -0.307 11.74
Total Carbon Sub Index 30.43

* Based on an €80/tonne carbon price