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 7.61
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -6.93 -0.375 2.60
Prot (kg) -6.39 -0.441 2.82
Fertility Sub Index 4.46
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 1.38 1.117 1.54
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.13
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.36 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 21.26

* Based on an €80/tonne carbon price