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 5.26
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index 0.53
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.68
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 5.35

* Based on an €80/tonne carbon price