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 9.78
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -8.55 -0.375 3.20
Prot (kg) -7.01 -0.441 3.09
Fertility Sub Index 7.18
Calving Interval (days) -3.69 -1.459 5.38
Survival (%) 1.61 1.117 1.80
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 1.30
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -2.04 -0.432 0.88
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 22.50

* Based on an €80/tonne carbon price