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 11.77
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -10.29 -0.375 3.85
Prot (kg) -13.11 -0.441 5.79
Fertility Sub Index 1.55
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.36
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 15.05

* Based on an €80/tonne carbon price