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 -1.95
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 3.54 -0.375 -1.33
Prot (kg) 3.15 -0.441 -1.39
Fertility Sub Index 0.11
Calving Interval (days) 0.29 -1.459 -0.42
Survival (%) 0.48 1.117 0.54
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.23
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -1.29

* Based on an €80/tonne carbon price