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 12.55
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -13.90 -0.375 5.21
Prot (kg) -11.30 -0.441 4.99
Fertility Sub Index -3.63
Calving Interval (days) 1.92 -1.459 -2.80
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.87
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.74 -0.432 1.18
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 21.94

* Based on an €80/tonne carbon price