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 6.39
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -8.33 -0.375 3.12
Prot (kg) -5.69 -0.441 2.51
Fertility Sub Index 6.99
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.43
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 18.18

* Based on an €80/tonne carbon price