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 5.41
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -3.65 -0.375 1.37
Prot (kg) -3.93 -0.441 1.73
Fertility Sub Index 6.74
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) 0.91 1.117 1.02
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 3.91
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -0.74 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 22.32

* Based on an €80/tonne carbon price