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 6.73
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -2.09 -0.375 0.78
Prot (kg) -5.87 -0.441 2.59
Fertility Sub Index 5.85
Calving Interval (days) -3.64 -1.459 5.31
Survival (%) 0.48 1.117 0.54
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 0.62
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 18.52

* Based on an €80/tonne carbon price