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 12.74
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -17.97 -0.375 6.73
Prot (kg) -11.08 -0.441 4.89
Fertility Sub Index 8.02
Calving Interval (days) -5.39 -1.459 7.86
Survival (%) 0.14 1.117 0.16
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.04
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 25.59

* Based on an €80/tonne carbon price