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 13.42
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -12.86 -0.375 4.82
Prot (kg) -11.21 -0.441 4.95
Fertility Sub Index 0.68
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.50 1.117 0.56
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.25
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 18.16

* Based on an €80/tonne carbon price