Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.70
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -1.31 -0.441 0.58
Fertility Sub Index 5.38
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -0.12
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 9.74

* Based on an €80/tonne carbon price