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 34.60
Milk (kg) -603.00 -0.014 8.44
Fat (kg) -36.26 -0.375 13.58
Prot (kg) -28.50 -0.441 12.58
Fertility Sub Index 4.96
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 1.51 1.117 1.69
Calving Sub Index -0.82
Gestation Length (days) 0.89 -0.919 -0.82
Beef Sub Index 3.14
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 45.41

* Based on an €80/tonne carbon price