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 9.92
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -10.15 -0.375 3.80
Prot (kg) -8.31 -0.441 3.67
Fertility Sub Index 6.17
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 0.68 1.117 0.76
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 1.22
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 21.50

* Based on an €80/tonne carbon price