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 13.64
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -13.72 -0.375 5.14
Prot (kg) -13.33 -0.441 5.88
Fertility Sub Index 3.08
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index -2.78
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index -3.46
Live WT (kg) 11.30 -0.307 -3.46
Total Carbon Sub Index 10.70

* Based on an €80/tonne carbon price