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 1.15
Milk (kg) -65.00 -0.014 0.91
Fat (kg) 1.88 -0.375 -0.70
Prot (kg) -2.14 -0.441 0.94
Fertility Sub Index 3.78
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) 3.85 1.117 4.30
Calving Sub Index 2.58
Gestation Length (days) -2.81 -0.919 2.58
Beef Sub Index -1.01
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 11.62

* Based on an €80/tonne carbon price