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 -4.96
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 14.30 -0.375 -5.36
Prot (kg) -1.62 -0.441 0.72
Fertility Sub Index 5.42
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 0.35 1.117 0.39
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.88
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 6.64

* Based on an €80/tonne carbon price