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 9.74
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -7.33 -0.375 2.75
Prot (kg) -11.72 -0.441 5.17
Fertility Sub Index -3.24
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -1.10 1.117 -1.23
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index -0.46
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index -1.90
Live WT (kg) 6.20 -0.307 -1.90
Total Carbon Sub Index 4.50

* Based on an €80/tonne carbon price