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 12.40
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -14.36 -0.375 5.38
Prot (kg) -10.62 -0.441 4.69
Fertility Sub Index 1.20
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -0.16
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 16.16

* Based on an €80/tonne carbon price