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 2.25
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -2.69 -0.375 1.01
Prot (kg) -0.75 -0.441 0.33
Fertility Sub Index -0.40
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.74
Gestation Length (days) 0.80 -0.919 -0.74
Beef Sub Index -1.37
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 6.34 -0.432 -2.74
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 5.36

* Based on an €80/tonne carbon price