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 19.18
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -18.60 -0.375 6.97
Prot (kg) -17.93 -0.441 7.91
Fertility Sub Index 3.41
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) 1.12 1.117 1.25
Calving Sub Index -1.77
Gestation Length (days) 1.93 -0.919 -1.77
Beef Sub Index -2.95
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 19.60

* Based on an €80/tonne carbon price