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 1.27
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -1.74 -0.441 0.77
Fertility Sub Index 2.16
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) 0.35 1.117 0.39
Calving Sub Index -0.68
Gestation Length (days) 0.74 -0.919 -0.68
Beef Sub Index 0.24
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 4.55

* Based on an €80/tonne carbon price