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 5.32
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index 0.71
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.26
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 8.00

* Based on an €80/tonne carbon price