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 6.87
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 15.42
Calving Interval (days) -8.14 -1.459 11.88
Survival (%) 3.17 1.117 3.54
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index 4.60
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 30.40

* Based on an €80/tonne carbon price