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 6.85
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index 6.95
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 0.70 1.117 0.78
Calving Sub Index 2.67
Gestation Length (days) -2.90 -0.919 2.67
Beef Sub Index 2.74
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) -0.73 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 25.22

* Based on an €80/tonne carbon price