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 6.79
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -8.81 -0.375 3.30
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index 3.45
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 0.62 1.117 0.69
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.21
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.70 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 15.25

* Based on an €80/tonne carbon price