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 2.46
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -1.86 -0.375 0.70
Prot (kg) -2.38 -0.441 1.05
Fertility Sub Index -0.33
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -1.90
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 8.18 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 6.39

* Based on an €80/tonne carbon price