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 7.60
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -8.45 -0.375 3.17
Prot (kg) -9.51 -0.441 4.20
Fertility Sub Index 3.99
Calving Interval (days) -2.13 -1.459 3.11
Survival (%) 0.79 1.117 0.88
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index -0.94
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 5.24 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 11.24

* Based on an €80/tonne carbon price