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 1.76
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -2.43 -0.375 0.91
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index 2.51
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 1.71 1.117 1.91
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 1.99
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -2.54 -0.432 1.10
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index 5.89

* Based on an €80/tonne carbon price