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 10.04
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -9.77 -0.375 3.66
Prot (kg) -7.48 -0.441 3.30
Fertility Sub Index -3.63
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) -1.51 1.117 -1.69
Calving Sub Index 2.68
Gestation Length (days) -2.92 -0.919 2.68
Beef Sub Index -0.86
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 4.07 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index 5.97

* Based on an €80/tonne carbon price