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 0.42
Milk (kg) -18.00 -0.014 0.25
Fat (kg) 0.87 -0.375 -0.33
Prot (kg) -1.13 -0.441 0.50
Fertility Sub Index 1.08
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.18 1.117 0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.23
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 2.77

* Based on an €80/tonne carbon price