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 8.50
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -9.17 -0.375 3.43
Prot (kg) -6.76 -0.441 2.98
Fertility Sub Index 0.48
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.57
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 14.77

* Based on an €80/tonne carbon price