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 -1.11
Milk (kg) -97.00 -0.014 1.36
Fat (kg) 5.56 -0.375 -2.08
Prot (kg) 0.87 -0.441 -0.38
Fertility Sub Index 2.32
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) 0.51 1.117 0.57
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.90
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 11.59

* Based on an €80/tonne carbon price