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 1.81
Milk (kg) 57.00 -0.014 -0.80
Fat (kg) -5.10 -0.375 1.91
Prot (kg) -1.58 -0.441 0.70
Fertility Sub Index 1.41
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 0.35 1.117 0.39
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.16
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 5.00 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 4.86

* Based on an €80/tonne carbon price