Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 17.13
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -18.74 -0.375 7.02
Prot (kg) -13.16 -0.441 5.81
Fertility Sub Index -0.20
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.34 1.117 1.50
Calving Sub Index -0.57
Gestation Length (days) 0.62 -0.919 -0.57
Beef Sub Index -1.99
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 14.12

* Based on an €80/tonne carbon price