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 2.94
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -3.12 -0.375 1.17
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index -1.05
Calving Interval (days) 1.41 -1.459 -2.06
Survival (%) 0.90 1.117 1.01
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index -0.95
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 6.36 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 5.95

* Based on an €80/tonne carbon price