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 20.40
Milk (kg) -406.00 -0.014 5.68
Fat (kg) -19.90 -0.375 7.45
Prot (kg) -16.45 -0.441 7.26
Fertility Sub Index 7.27
Calving Interval (days) -4.51 -1.459 6.58
Survival (%) 0.62 1.117 0.69
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 3.95
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -0.85 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 35.26

* Based on an €80/tonne carbon price