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 0.86
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 0.02 -0.375 -0.01
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index 6.30
Calving Interval (days) -3.83 -1.459 5.59
Survival (%) 0.64 1.117 0.72
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 1.70
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 13.50

* Based on an €80/tonne carbon price