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 12.30
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -11.23 -0.375 4.21
Prot (kg) -9.99 -0.441 4.41
Fertility Sub Index 3.17
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.79
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 17.19

* Based on an €80/tonne carbon price