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 8.79
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -5.37 -0.375 2.01
Prot (kg) -6.54 -0.441 2.89
Fertility Sub Index 6.36
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 0.36 1.117 0.40
Calving Sub Index 1.41
Gestation Length (days) -1.53 -0.919 1.41
Beef Sub Index 1.17
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 20.51

* Based on an €80/tonne carbon price