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 0.21
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 0.44 -0.375 -0.16
Prot (kg) -0.57 -0.441 0.25
Fertility Sub Index 1.10
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.14
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 2.73

* Based on an €80/tonne carbon price