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 4.52
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -4.58 -0.375 1.72
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index 3.31
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 2.44 1.117 2.73
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 3.90
Carcass Weight (kg) -10.30 -0.528 5.43
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 16.90

* Based on an €80/tonne carbon price