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 12.10
Milk (kg) -462.00 -0.014 6.47
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -11.43 -0.441 5.04
Fertility Sub Index 7.08
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 2.18 1.117 2.44
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 4.42
Carcass Weight (kg) -15.40 -0.528 8.12
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 14.90
Live WT (kg) -48.60 -0.307 14.90
Total Carbon Sub Index 38.80

* Based on an €80/tonne carbon price