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 14.28
Milk (kg) -361.00 -0.014 5.05
Fat (kg) -11.51 -0.375 4.31
Prot (kg) -11.14 -0.441 4.92
Fertility Sub Index 9.65
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 3.23 1.117 3.61
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.97
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 30.65

* Based on an €80/tonne carbon price