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 3.29
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -3.97 -0.441 1.75
Fertility Sub Index 11.62
Calving Interval (days) -6.75 -1.459 9.85
Survival (%) 1.59 1.117 1.78
Calving Sub Index 2.89
Gestation Length (days) -3.14 -0.919 2.89
Beef Sub Index 2.91
Carcass Weight (kg) -10.90 -0.528 5.75
Age of Slaughter (days) 6.57 -0.432 -2.84
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 23.16

* Based on an €80/tonne carbon price