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 9.72
Milk (kg) -368.00 -0.014 5.15
Fat (kg) -1.78 -0.375 0.67
Prot (kg) -8.85 -0.441 3.91
Fertility Sub Index 3.79
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 1.07 1.117 1.20
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -1.27
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 12.77

* Based on an €80/tonne carbon price