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 3.60
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index 5.13
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 1.38 1.117 1.54
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.17
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 16.15

* Based on an €80/tonne carbon price