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 -1.14
Milk (kg) -6.00 -0.014 0.08
Fat (kg) 1.95 -0.375 -0.73
Prot (kg) 1.11 -0.441 -0.49
Fertility Sub Index 6.68
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 1.66 1.117 1.85
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.49
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -2.60 -0.432 1.12
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 16.75

* Based on an €80/tonne carbon price