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 12.36
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -11.07 -0.375 4.15
Prot (kg) -10.83 -0.441 4.78
Fertility Sub Index 5.51
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.54
Gestation Length (days) -0.59 -0.919 0.54
Beef Sub Index 3.53
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) -2.56 -0.432 1.11
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 22.77

* Based on an €80/tonne carbon price