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 -3.10
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 5.21 -0.375 -1.95
Prot (kg) 2.16 -0.441 -0.95
Fertility Sub Index 3.50
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 0.81 1.117 0.90
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.47
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 3.93 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 12.10

* Based on an €80/tonne carbon price