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 10.22
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -12.57 -0.375 4.71
Prot (kg) -7.36 -0.441 3.25
Fertility Sub Index -1.16
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -1.76 1.117 -1.97
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 4.30
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) -3.48 -0.432 1.50
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index 12.15

* Based on an €80/tonne carbon price