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 -3.68
Milk (kg) 36.00 -0.014 -0.50
Fat (kg) 4.33 -0.375 -1.62
Prot (kg) 3.52 -0.441 -1.55
Fertility Sub Index -7.97
Calving Interval (days) 3.75 -1.459 -5.47
Survival (%) -2.24 1.117 -2.50
Calving Sub Index 2.45
Gestation Length (days) -2.67 -0.919 2.45
Beef Sub Index -3.22
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -16.10

* Based on an €80/tonne carbon price