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 0.93
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -0.11 -0.375 0.04
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 3.13
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 0.63 1.117 0.70
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.74
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 13.78

* Based on an €80/tonne carbon price