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 6.99
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -7.59 -0.441 3.35
Fertility Sub Index -9.40
Calving Interval (days) 4.51 -1.459 -6.58
Survival (%) -2.52 1.117 -2.82
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index -1.32
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -3.09

* Based on an €80/tonne carbon price