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 8.65
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -8.65 -0.375 3.24
Prot (kg) -5.38 -0.441 2.37
Fertility Sub Index 7.08
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 1.24 1.117 1.39
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -4.08
Carcass Weight (kg) 6.70 -0.528 -3.53
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 11.35

* Based on an €80/tonne carbon price