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 9.22
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -7.54 -0.375 2.82
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index 3.65
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 0.22 1.117 0.25
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 3.43
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -1.23 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 21.15

* Based on an €80/tonne carbon price