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 3.96
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -5.37 -0.375 2.01
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 5.10
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 1.13 1.117 1.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.20
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 10.84

* Based on an €80/tonne carbon price