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 6.95
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index -5.25
Calving Interval (days) 2.24 -1.459 -3.27
Survival (%) -1.77 1.117 -1.98
Calving Sub Index 1.54
Gestation Length (days) -1.67 -0.919 1.54
Beef Sub Index 1.15
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 4.06 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 8.25

* Based on an €80/tonne carbon price