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 2.91
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -0.56 -0.375 0.21
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index 4.58
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 3.12
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 13.46

* Based on an €80/tonne carbon price