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 0.79
Milk (kg) -35.00 -0.014 0.49
Fat (kg) 0.69 -0.375 -0.26
Prot (kg) -1.27 -0.441 0.56
Fertility Sub Index 5.20
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 1.17 1.117 1.31
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.33
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 13.83

* Based on an €80/tonne carbon price