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 7.56
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -5.77 -0.375 2.16
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 10.48
Calving Interval (days) -5.84 -1.459 8.52
Survival (%) 1.75 1.117 1.96
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index 2.07
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 21.39

* Based on an €80/tonne carbon price