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 8.41
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -7.74 -0.441 3.42
Fertility Sub Index 4.12
Calving Interval (days) -1.82 -1.459 2.66
Survival (%) 1.31 1.117 1.46
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -1.98
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.95 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 14.09

* Based on an €80/tonne carbon price