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 3.34
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -5.60 -0.375 2.10
Prot (kg) -3.42 -0.441 1.51
Fertility Sub Index 3.91
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.55
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 11.76

* Based on an €80/tonne carbon price