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 20.77
Milk (kg) -537.00 -0.014 7.52
Fat (kg) -4.39 -0.375 1.64
Prot (kg) -26.31 -0.441 11.61
Fertility Sub Index 1.52
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.39
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 23.80

* Based on an €80/tonne carbon price