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 7.41
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -6.19 -0.375 2.32
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index -3.65
Calving Interval (days) 1.86 -1.459 -2.71
Survival (%) -0.84 1.117 -0.94
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.13
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 4.90

* Based on an €80/tonne carbon price