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 -0.93
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 2.92 -0.375 -1.09
Prot (kg) 0.77 -0.441 -0.34
Fertility Sub Index -2.37
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 0.08
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -2.44

* Based on an €80/tonne carbon price