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 10.32
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -9.60 -0.375 3.60
Prot (kg) -9.04 -0.441 3.99
Fertility Sub Index 4.75
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 1.33 1.117 1.49
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.08
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.23 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 25.80

* Based on an €80/tonne carbon price