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 8.39
Milk (kg) -420.00 -0.014 5.88
Fat (kg) 0.96 -0.375 -0.36
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index 4.46
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 1.65 1.117 1.84
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -2.00
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.78 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 18.66

* Based on an €80/tonne carbon price