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 11.87
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -13.51 -0.375 5.06
Prot (kg) -8.13 -0.441 3.59
Fertility Sub Index -3.97
Calving Interval (days) 1.52 -1.459 -2.22
Survival (%) -1.57 1.117 -1.75
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -1.83
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index 4.50

* Based on an €80/tonne carbon price