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 21.27
Milk (kg) -339.00 -0.014 4.75
Fat (kg) -23.26 -0.375 8.71
Prot (kg) -17.70 -0.441 7.81
Fertility Sub Index 5.42
Calving Interval (days) -2.39 -1.459 3.49
Survival (%) 1.73 1.117 1.93
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index -2.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 7.32 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 29.23

* Based on an €80/tonne carbon price