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 -0.05
Milk (kg) -122.00 -0.014 1.71
Fat (kg) 7.13 -0.375 -2.67
Prot (kg) -2.07 -0.441 0.91
Fertility Sub Index -1.50
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -1.28 1.117 -1.43
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index -2.89
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index -3.92

* Based on an €80/tonne carbon price