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 -1.39
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 1.51 -0.375 -0.57
Prot (kg) 1.20 -0.441 -0.53
Fertility Sub Index 3.25
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 0.83 1.117 0.93
Calving Sub Index 3.31
Gestation Length (days) -3.60 -0.919 3.31
Beef Sub Index -0.02
Carcass Weight (kg) -2.85 -0.528 1.50
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 11.73

* Based on an €80/tonne carbon price