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 14.57
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -12.50 -0.375 4.68
Prot (kg) -12.89 -0.441 5.69
Fertility Sub Index 0.79
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.03 1.117 0.03
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.97
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -3.57 -0.432 1.54
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 29.89

* Based on an €80/tonne carbon price