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 4.72
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -4.64 -0.441 2.05
Fertility Sub Index 0.99
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 7.36

* Based on an €80/tonne carbon price