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 7.73
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -11.31 -0.375 4.24
Prot (kg) -3.37 -0.441 1.49
Fertility Sub Index 3.74
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 0.92 1.117 1.03
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -0.78
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 12.54

* Based on an €80/tonne carbon price