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 1.47
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -0.09 -0.375 0.03
Prot (kg) -1.33 -0.441 0.59
Fertility Sub Index 4.23
Calving Interval (days) -2.14 -1.459 3.12
Survival (%) 0.99 1.117 1.11
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.09
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 15.75

* Based on an €80/tonne carbon price