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 12.86
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -12.98 -0.375 4.86
Prot (kg) -12.64 -0.441 5.58
Fertility Sub Index 2.24
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index 1.63
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 20.20

* Based on an €80/tonne carbon price