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 2.30
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -1.34 -0.375 0.50
Prot (kg) -1.96 -0.441 0.87
Fertility Sub Index 6.68
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.70 1.117 1.90
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.10
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.56 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 20.85

* Based on an €80/tonne carbon price