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 10.16
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -6.44 -0.375 2.41
Prot (kg) -12.87 -0.441 5.68
Fertility Sub Index -7.06
Calving Interval (days) 3.63 -1.459 -5.30
Survival (%) -1.58 1.117 -1.77
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -0.29
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.84 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index -0.58
Live WT (kg) 1.90 -0.307 -0.58
Total Carbon Sub Index 2.91

* Based on an €80/tonne carbon price