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 13.12
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -10.92 -0.375 4.09
Prot (kg) -12.49 -0.441 5.51
Fertility Sub Index -4.27
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -3.49
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index 3.12

* Based on an €80/tonne carbon price