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 7.92
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -10.22 -0.375 3.83
Prot (kg) -7.76 -0.441 3.42
Fertility Sub Index -8.65
Calving Interval (days) 4.30 -1.459 -6.27
Survival (%) -2.13 1.117 -2.38
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.45
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index -4.29

* Based on an €80/tonne carbon price