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 7.79
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -9.02 -0.441 3.98
Fertility Sub Index 3.20
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 0.40 1.117 0.45
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 2.12
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 13.96

* Based on an €80/tonne carbon price