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 5.02
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -3.70 -0.375 1.39
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 7.74
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 2.33 1.117 2.60
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.68
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 21.66

* Based on an €80/tonne carbon price