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 1.43
Milk (kg) -13.00 -0.014 0.18
Fat (kg) 3.81 -0.375 -1.43
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 4.75
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 0.07 1.117 0.08
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 2.65
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 10.51

* Based on an €80/tonne carbon price