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 6.77
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -6.67 -0.441 2.94
Fertility Sub Index -0.25
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index 0.19
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index 5.15

* Based on an €80/tonne carbon price