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 2.11
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.92 -0.375 0.72
Prot (kg) -2.35 -0.441 1.04
Fertility Sub Index 6.57
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 1.56 1.117 1.74
Calving Sub Index 2.90
Gestation Length (days) -3.16 -0.919 2.90
Beef Sub Index -4.47
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index 4.04

* Based on an €80/tonne carbon price