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 0.43
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -0.99 -0.375 0.37
Prot (kg) 2.03 -0.441 -0.90
Fertility Sub Index 0.21
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) 0.83 1.117 0.93
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index -1.30
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 3.09

* Based on an €80/tonne carbon price