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 -2.50
Milk (kg) -174.00 -0.014 2.44
Fat (kg) 6.96 -0.375 -2.61
Prot (kg) 5.27 -0.441 -2.33
Fertility Sub Index 9.85
Calving Interval (days) -6.19 -1.459 9.03
Survival (%) 0.73 1.117 0.82
Calving Sub Index 2.45
Gestation Length (days) -2.67 -0.919 2.45
Beef Sub Index -0.52
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index 7.23

* Based on an €80/tonne carbon price