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 10.05
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -10.07 -0.375 3.77
Prot (kg) -8.35 -0.441 3.69
Fertility Sub Index -5.73
Calving Interval (days) 4.45 -1.459 -6.49
Survival (%) 0.68 1.117 0.76
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index 0.10
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.16 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 5.77

* Based on an €80/tonne carbon price