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 9.59
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -9.03 -0.375 3.38
Prot (kg) -11.72 -0.441 5.17
Fertility Sub Index -13.16
Calving Interval (days) 7.06 -1.459 -10.30
Survival (%) -2.56 1.117 -2.86
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 0.47
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index -1.32
Live WT (kg) 4.30 -0.307 -1.32
Total Carbon Sub Index -4.43

* Based on an €80/tonne carbon price