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 13.75
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -12.00 -0.375 4.49
Prot (kg) -11.39 -0.441 5.03
Fertility Sub Index -2.22
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) -1.84 1.117 -2.06
Calving Sub Index 2.45
Gestation Length (days) -2.67 -0.919 2.45
Beef Sub Index 3.73
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 22.63

* Based on an €80/tonne carbon price