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 8.70
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -6.64 -0.375 2.49
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 6.41
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 1.23 1.117 1.37
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.74
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 26.98

* Based on an €80/tonne carbon price