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 11.70
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -2.02 -0.375 0.76
Prot (kg) -12.56 -0.441 5.54
Fertility Sub Index 5.19
Calving Interval (days) -3.41 -1.459 4.98
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -1.31
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.04 -0.432 -3.47
Maintenance Sub Index Maint. Sub Index 7.54
Live WT (kg) -24.60 -0.307 7.54
Total Carbon Sub Index 23.96

* Based on an €80/tonne carbon price