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 17.29
Milk (kg) -464.00 -0.014 6.50
Fat (kg) -12.77 -0.375 4.78
Prot (kg) -13.62 -0.441 6.01
Fertility Sub Index 6.96
Calving Interval (days) -4.31 -1.459 6.29
Survival (%) 0.60 1.117 0.67
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 2.21
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 31.55

* Based on an €80/tonne carbon price