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 16.82
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -14.80 -0.375 5.54
Prot (kg) -15.47 -0.441 6.83
Fertility Sub Index 1.87
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.59 1.117 0.66
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index -1.68
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 18.78

* Based on an €80/tonne carbon price