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 -1.02
Milk (kg) -11.00 -0.014 0.15
Fat (kg) 3.39 -0.375 -1.27
Prot (kg) -0.22 -0.441 0.10
Fertility Sub Index 4.68
Calving Interval (days) -2.39 -1.459 3.49
Survival (%) 1.07 1.117 1.20
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index 3.41
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 14.80

* Based on an €80/tonne carbon price