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 -0.40
Milk (kg) 47.00 -0.014 -0.66
Fat (kg) 0.31 -0.375 -0.12
Prot (kg) -0.85 -0.441 0.38
Fertility Sub Index 1.99
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) 1.64 1.117 1.83
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index 2.63
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 8.10

* Based on an €80/tonne carbon price