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 12.81
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -15.88 -0.375 5.95
Prot (kg) -9.68 -0.441 4.27
Fertility Sub Index 3.13
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 0.97 1.117 1.08
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -1.97
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) -0.68 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 14.53

* Based on an €80/tonne carbon price