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 16.56
Milk (kg) -352.00 -0.014 4.93
Fat (kg) -12.63 -0.375 4.73
Prot (kg) -15.63 -0.441 6.90
Fertility Sub Index -5.24
Calving Interval (days) 1.71 -1.459 -2.49
Survival (%) -2.46 1.117 -2.75
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.02
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 21.78

* Based on an €80/tonne carbon price