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 12.74
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -13.08 -0.375 4.90
Prot (kg) -10.13 -0.441 4.47
Fertility Sub Index 2.33
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.43
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 23.11

* Based on an €80/tonne carbon price