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 6.03
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -4.85 -0.375 1.82
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index 0.77
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.25
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 8.41

* Based on an €80/tonne carbon price