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 0.13
Milk (kg) -131.00 -0.014 1.83
Fat (kg) 5.02 -0.375 -1.88
Prot (kg) -0.41 -0.441 0.18
Fertility Sub Index 2.43
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 0.85
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.38 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 4.92

* Based on an €80/tonne carbon price