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 12.45
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -12.49 -0.375 4.68
Prot (kg) -12.54 -0.441 5.53
Fertility Sub Index -7.62
Calving Interval (days) 3.92 -1.459 -5.72
Survival (%) -1.70 1.117 -1.90
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index -0.29
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 4.29

* Based on an €80/tonne carbon price