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 6.04
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -2.99 -0.375 1.12
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index -1.03
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -1.22
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 3.18

* Based on an €80/tonne carbon price