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 5.08
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -4.18 -0.375 1.57
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index -0.67
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 2.86
Gestation Length (days) -3.11 -0.919 2.86
Beef Sub Index -2.05
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index 2.15

* Based on an €80/tonne carbon price