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 1.05
Milk (kg) -30.00 -0.014 0.42
Fat (kg) 0.04 -0.375 -0.01
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index 7.40
Calving Interval (days) -4.45 -1.459 6.49
Survival (%) 0.81 1.117 0.90
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 0.35
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 10.51

* Based on an €80/tonne carbon price