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 -3.19
Milk (kg) 85.00 -0.014 -1.19
Fat (kg) 2.68 -0.375 -1.00
Prot (kg) 2.25 -0.441 -0.99
Fertility Sub Index -4.05
Calving Interval (days) 1.95 -1.459 -2.85
Survival (%) -1.08 1.117 -1.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.17
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -5.50

* Based on an €80/tonne carbon price