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 6.23
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -9.03 -0.375 3.38
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index -3.76
Calving Interval (days) 1.94 -1.459 -2.83
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index -5.18
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) 5.52 -0.432 -2.38
Maintenance Sub Index Maint. Sub Index -5.15
Live WT (kg) 16.80 -0.307 -5.15
Total Carbon Sub Index -8.61

* Based on an €80/tonne carbon price