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 4.26
Milk (kg) -174.00 -0.014 2.44
Fat (kg) 0.94 -0.375 -0.35
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index 7.35
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 1.56 1.117 1.74
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index 4.05
Carcass Weight (kg) -9.50 -0.528 5.01
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 7.94
Live WT (kg) -25.90 -0.307 7.94
Total Carbon Sub Index 23.38

* Based on an €80/tonne carbon price