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 6.63
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -4.19 -0.375 1.57
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index -9.99
Calving Interval (days) 4.85 -1.459 -7.08
Survival (%) -2.61 1.117 -2.92
Calving Sub Index 1.11
Gestation Length (days) -1.21 -0.919 1.11
Beef Sub Index 0.82
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index -3.24

* Based on an €80/tonne carbon price