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 9.75
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -6.87 -0.375 2.57
Prot (kg) -8.37 -0.441 3.69
Fertility Sub Index 6.77
Calving Interval (days) -3.89 -1.459 5.68
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 0.43
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 20.85

* Based on an €80/tonne carbon price