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 13.02
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -10.96 -0.375 4.11
Prot (kg) -10.62 -0.441 4.69
Fertility Sub Index -1.23
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) 0.11 1.117 0.12
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index -0.06
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 8.70 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 9.01
Live WT (kg) -29.40 -0.307 9.01
Total Carbon Sub Index 21.68

* Based on an €80/tonne carbon price