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 8.03
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -10.21 -0.375 3.82
Prot (kg) -9.00 -0.441 3.97
Fertility Sub Index -4.23
Calving Interval (days) 2.11 -1.459 -3.08
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -1.36
Gestation Length (days) 1.48 -0.919 -1.36
Beef Sub Index 0.18
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 4.77

* Based on an €80/tonne carbon price