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 17.85
Milk (kg) -503.00 -0.014 7.04
Fat (kg) -10.28 -0.375 3.85
Prot (kg) -15.77 -0.441 6.96
Fertility Sub Index -1.82
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) 0.11 1.117 0.12
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index -1.11
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 7.63
Live WT (kg) -24.90 -0.307 7.63
Total Carbon Sub Index 23.41

* Based on an €80/tonne carbon price