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 8.88
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -12.90 -0.375 4.83
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index -0.16
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) 0.73 1.117 0.82
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.49
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) -0.70 -0.432 0.30
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index 4.28

* Based on an €80/tonne carbon price