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 8.41
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -10.35 -0.375 3.88
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index 7.76
Calving Interval (days) -5.02 -1.459 7.32
Survival (%) 0.39 1.117 0.44
Calving Sub Index 1.66
Gestation Length (days) -1.81 -0.919 1.66
Beef Sub Index 0.17
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 20.86

* Based on an €80/tonne carbon price