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 4.83
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -5.20 -0.375 1.95
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index -1.38
Calving Interval (days) 0.74 -1.459 -1.08
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 0.11
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 4.57

* Based on an €80/tonne carbon price