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 0.54
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) -0.61 -0.375 0.23
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index 2.64
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 1.21
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 4.04 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 8.63

* Based on an €80/tonne carbon price