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 -0.35
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -0.28 -0.375 0.10
Prot (kg) 6.23 -0.441 -2.75
Fertility Sub Index 8.15
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 1.97 1.117 2.20
Calving Sub Index 2.83
Gestation Length (days) -3.08 -0.919 2.83
Beef Sub Index -2.04
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 9.37 -0.432 -4.05
Maintenance Sub Index Maint. Sub Index -5.52
Live WT (kg) 18.00 -0.307 -5.52
Total Carbon Sub Index 3.08

* Based on an €80/tonne carbon price