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 24.37
Milk (kg) -517.00 -0.014 7.24
Fat (kg) -23.43 -0.375 8.78
Prot (kg) -18.94 -0.441 8.36
Fertility Sub Index 7.89
Calving Interval (days) -4.80 -1.459 7.00
Survival (%) 0.79 1.117 0.88
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 2.70
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 39.55

* Based on an €80/tonne carbon price