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 0.62
Milk (kg) -147.00 -0.014 2.06
Fat (kg) 1.73 -0.375 -0.65
Prot (kg) 1.79 -0.441 -0.79
Fertility Sub Index -6.05
Calving Interval (days) 2.38 -1.459 -3.47
Survival (%) -2.31 1.117 -2.58
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 4.97
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 3.65

* Based on an €80/tonne carbon price