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 0.83
Milk (kg) 39.00 -0.014 -0.55
Fat (kg) -4.31 -0.375 1.61
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index -13.82
Calving Interval (days) 6.97 -1.459 -10.17
Survival (%) -3.27 1.117 -3.65
Calving Sub Index 1.41
Gestation Length (days) -1.53 -0.919 1.41
Beef Sub Index 0.51
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index -8.60

* Based on an €80/tonne carbon price