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 1.53
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 0.16 -0.375 -0.06
Prot (kg) -1.00 -0.441 0.44
Fertility Sub Index 10.33
Calving Interval (days) -5.05 -1.459 7.37
Survival (%) 2.65 1.117 2.96
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 4.79
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 20.73

* Based on an €80/tonne carbon price