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 11.92
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -12.50 -0.375 4.68
Prot (kg) -12.17 -0.441 5.37
Fertility Sub Index -4.73
Calving Interval (days) 2.54 -1.459 -3.71
Survival (%) -0.92 1.117 -1.03
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index -1.16
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index 4.54

* Based on an €80/tonne carbon price