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 7.65
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -9.12 -0.375 3.42
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index -3.81
Calving Interval (days) 3.20 -1.459 -4.67
Survival (%) 0.77 1.117 0.86
Calving Sub Index -0.73
Gestation Length (days) 0.79 -0.919 -0.73
Beef Sub Index 2.04
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 8.59

* Based on an €80/tonne carbon price