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 -0.34
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) 0.84 -0.375 -0.31
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 1.63
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.67
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 2.89

* Based on an €80/tonne carbon price