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 2.39
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -1.89 -0.375 0.71
Prot (kg) 0.07 -0.441 -0.03
Fertility Sub Index 5.00
Calving Interval (days) -2.54 -1.459 3.71
Survival (%) 1.16 1.117 1.30
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 3.36
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 21.69

* Based on an €80/tonne carbon price