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 0.42
Milk (kg) 96.00 -0.014 -1.34
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -0.68 -0.441 0.30
Fertility Sub Index 1.37
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) 2.60 1.117 2.90
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 1.85
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 5.95

* Based on an €80/tonne carbon price