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 1.76
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -0.76 -0.375 0.28
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index 6.47
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 1.74 1.117 1.94
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index -2.04
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 6.36

* Based on an €80/tonne carbon price