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 0.62
Milk (kg) -24.00 -0.014 0.34
Fat (kg) 0.86 -0.375 -0.32
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 3.52
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 0.51 1.117 0.57
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.88
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.04 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 7.30

* Based on an €80/tonne carbon price