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 6.79
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -0.25 -0.375 0.09
Prot (kg) -6.92 -0.441 3.05
Fertility Sub Index 4.19
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -1.93
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.37 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 16.82

* Based on an €80/tonne carbon price