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 9.07
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -8.65 -0.375 3.24
Prot (kg) -7.50 -0.441 3.31
Fertility Sub Index -5.22
Calving Interval (days) 3.99 -1.459 -5.82
Survival (%) 0.54 1.117 0.60
Calving Sub Index -1.81
Gestation Length (days) 1.97 -0.919 -1.81
Beef Sub Index -0.67
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 3.91

* Based on an €80/tonne carbon price