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 6.46
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -6.68 -0.375 2.50
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index 2.20
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.76
Gestation Length (days) 0.83 -0.919 -0.76
Beef Sub Index 1.14
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 12.74

* Based on an €80/tonne carbon price