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 6.08
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -7.87 -0.375 2.95
Prot (kg) -3.98 -0.441 1.76
Fertility Sub Index -0.27
Calving Interval (days) 0.29 -1.459 -0.42
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.85
Gestation Length (days) 0.93 -0.919 -0.85
Beef Sub Index -4.16
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 0.55

* Based on an €80/tonne carbon price