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 2.00
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 6.72
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 1.61 1.117 1.80
Calving Sub Index 1.88
Gestation Length (days) -2.05 -0.919 1.88
Beef Sub Index 2.89
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -3.77 -0.432 1.63
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 18.59

* Based on an €80/tonne carbon price