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 17.34
Milk (kg) -467.00 -0.014 6.54
Fat (kg) -15.51 -0.375 5.81
Prot (kg) -11.32 -0.441 5.00
Fertility Sub Index 4.52
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.90
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) -0.24 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 27.42

* Based on an €80/tonne carbon price