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 6.22
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -5.67 -0.375 2.12
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index 8.28
Calving Interval (days) -4.79 -1.459 6.99
Survival (%) 1.16 1.117 1.30
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 2.85
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 23.33

* Based on an €80/tonne carbon price