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 2.71
Milk (kg) -68.00 -0.014 0.95
Fat (kg) 1.09 -0.375 -0.41
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index 7.70
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 3.29 1.117 3.68
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 2.15
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.82 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 16.91

* Based on an €80/tonne carbon price