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 8.15
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -8.43 -0.375 3.16
Prot (kg) -6.81 -0.441 3.01
Fertility Sub Index -0.07
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.04 1.117 0.04
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 3.50
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) -2.00 -0.432 0.86
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 20.65

* Based on an €80/tonne carbon price