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 10.14
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -7.75 -0.375 2.90
Prot (kg) -9.11 -0.441 4.02
Fertility Sub Index 2.32
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 0.84 1.117 0.94
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.01
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 23.16

* Based on an €80/tonne carbon price