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 0.62
Milk (kg) -24.00 -0.014 0.34
Fat (kg) 0.86 -0.375 -0.32
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 6.97
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.03
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 11.26

* Based on an €80/tonne carbon price