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 14.12
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -14.27 -0.375 5.34
Prot (kg) -10.14 -0.441 4.48
Fertility Sub Index 4.22
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 2.22
Gestation Length (days) -2.42 -0.919 2.22
Beef Sub Index -3.16
Carcass Weight (kg) 5.70 -0.528 -3.01
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index 16.62

* Based on an €80/tonne carbon price