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 24.05
Milk (kg) -807.00 -0.014 11.30
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -20.24 -0.441 8.93
Fertility Sub Index 3.69
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 6.03
Carcass Weight (kg) -18.50 -0.528 9.76
Age of Slaughter (days) 8.63 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 15.97
Live WT (kg) -52.10 -0.307 15.97
Total Carbon Sub Index 50.53

* Based on an €80/tonne carbon price