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 5.05
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -5.75 -0.441 2.54
Fertility Sub Index 6.57
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.86
Gestation Length (days) 0.94 -0.919 -0.86
Beef Sub Index 0.42
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 14.57

* Based on an €80/tonne carbon price