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 9.60
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -8.18 -0.375 3.06
Prot (kg) -8.72 -0.441 3.85
Fertility Sub Index 0.39
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.80
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 8.84

* Based on an €80/tonne carbon price