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 2.93
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index -3.55
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.34
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 9.65

* Based on an €80/tonne carbon price