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 1.02
Milk (kg) -145.00 -0.014 2.03
Fat (kg) 6.84 -0.375 -2.56
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index 4.15
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 1.38 1.117 1.54
Calving Sub Index 2.04
Gestation Length (days) -2.22 -0.919 2.04
Beef Sub Index 3.76
Carcass Weight (kg) -9.70 -0.528 5.12
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 17.41

* Based on an €80/tonne carbon price