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 2.35
Milk (kg) 60.00 -0.014 -0.84
Fat (kg) -5.14 -0.375 1.93
Prot (kg) -2.86 -0.441 1.26
Fertility Sub Index 3.71
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 8.14

* Based on an €80/tonne carbon price