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 -1.63
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 3.23 -0.375 -1.21
Prot (kg) 0.50 -0.441 -0.22
Fertility Sub Index 0.42
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) 0.60 1.117 0.67
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.40
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index 3.76

* Based on an €80/tonne carbon price