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 4.87
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -7.48 -0.375 2.80
Prot (kg) -1.08 -0.441 0.48
Fertility Sub Index -4.57
Calving Interval (days) 2.84 -1.459 -4.14
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 0.62
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) -4.24 -0.432 1.83
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 1.49

* Based on an €80/tonne carbon price