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 3.73
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 0.83 1.117 0.93
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.59
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.75 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 15.84

* Based on an €80/tonne carbon price