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 10.51
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -5.71 -0.375 2.14
Prot (kg) -13.85 -0.441 6.11
Fertility Sub Index 0.99
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.15
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 13.32

* Based on an €80/tonne carbon price