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 10.52
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -11.55 -0.441 5.10
Fertility Sub Index -4.31
Calving Interval (days) 3.19 -1.459 -4.65
Survival (%) 0.31 1.117 0.35
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 1.80
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 14.59

* Based on an €80/tonne carbon price