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 -5.89
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) 6.93 -0.375 -2.60
Prot (kg) 5.37 -0.441 -2.37
Fertility Sub Index 2.53
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 0.78 1.117 0.87
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.75
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 4.02

* Based on an €80/tonne carbon price