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 8.64
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -9.19 -0.375 3.44
Prot (kg) -8.31 -0.441 3.67
Fertility Sub Index -4.00
Calving Interval (days) 1.71 -1.459 -2.49
Survival (%) -1.35 1.117 -1.51
Calving Sub Index -1.42
Gestation Length (days) 1.54 -0.919 -1.42
Beef Sub Index -2.39
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 2.52

* Based on an €80/tonne carbon price