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 -3.17
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 7.39 -0.375 -2.77
Prot (kg) 0.17 -0.441 -0.08
Fertility Sub Index 1.36
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 0.55
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -0.79

* Based on an €80/tonne carbon price