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 4.25
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -4.81 -0.441 2.12
Fertility Sub Index 4.38
Calving Interval (days) -2.18 -1.459 3.18
Survival (%) 1.07 1.117 1.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.55
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 10.16

* Based on an €80/tonne carbon price