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 3.60
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -2.40 -0.375 0.90
Prot (kg) -2.80 -0.441 1.24
Fertility Sub Index -0.86
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index -0.79
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 1.63

* Based on an €80/tonne carbon price