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 2.41
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -2.73 -0.375 1.02
Prot (kg) -1.05 -0.441 0.46
Fertility Sub Index 4.77
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 1.59 1.117 1.78
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.62
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -1.18 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 21.54

* Based on an €80/tonne carbon price