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 4.56
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -1.31 -0.375 0.49
Prot (kg) -5.52 -0.441 2.44
Fertility Sub Index 3.73
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) -0.67 1.117 -0.75
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -0.25
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -1.63 -0.432 0.70
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 7.17

* Based on an €80/tonne carbon price