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 14.56
Milk (kg) -340.00 -0.014 4.76
Fat (kg) -12.52 -0.375 4.69
Prot (kg) -11.59 -0.441 5.12
Fertility Sub Index 3.00
Calving Interval (days) -2.08 -1.459 3.03
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 1.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 23.08

* Based on an €80/tonne carbon price