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 3.05
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -3.89 -0.375 1.46
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index 4.83
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.43
Carcass Weight (kg) -1.65 -0.528 0.87
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.47
Live WT (kg) -8.05 -0.307 2.47
Total Carbon Sub Index 11.63

* Based on an €80/tonne carbon price