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 3.23
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -3.50 -0.441 1.54
Fertility Sub Index 6.33
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index -3.73
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index -3.40
Live WT (kg) 11.10 -0.307 -3.40
Total Carbon Sub Index 2.31

* Based on an €80/tonne carbon price