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 32.96
Milk (kg) -790.00 -0.014 11.06
Fat (kg) -28.06 -0.375 10.51
Prot (kg) -25.81 -0.441 11.39
Fertility Sub Index 0.42
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 34.71

* Based on an €80/tonne carbon price