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 3.69
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.27 -0.375 0.48
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 9.87
Calving Interval (days) -5.15 -1.459 7.51
Survival (%) 2.11 1.117 2.36
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index 0.68
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 16.40

* Based on an €80/tonne carbon price