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 -13.95
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 20.39 -0.375 -7.64
Prot (kg) 13.85 -0.441 -6.11
Fertility Sub Index 6.09
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 1.23 1.117 1.37
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 1.30
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index -2.21

* Based on an €80/tonne carbon price