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 11.15
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -12.15 -0.375 4.55
Prot (kg) -10.70 -0.441 4.72
Fertility Sub Index 4.67
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 1.88 1.117 2.10
Calving Sub Index -3.75
Gestation Length (days) 4.08 -0.919 -3.75
Beef Sub Index 1.49
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -2.35 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 15.51

* Based on an €80/tonne carbon price