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 12.13
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -12.62 -0.375 4.73
Prot (kg) -9.92 -0.441 4.38
Fertility Sub Index 1.59
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) 0.67 1.117 0.75
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.78
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 23.02

* Based on an €80/tonne carbon price