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 8.82
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -7.09 -0.375 2.66
Prot (kg) -8.74 -0.441 3.86
Fertility Sub Index 0.73
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.46
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 11.97

* Based on an €80/tonne carbon price