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 10.48
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -9.83 -0.375 3.68
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 3.98
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 0.18 1.117 0.20
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.44
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -3.45 -0.432 1.49
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 20.09

* Based on an €80/tonne carbon price