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 11.48
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -9.93 -0.375 3.72
Prot (kg) -11.18 -0.441 4.93
Fertility Sub Index -1.70
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) -2.87 1.117 -3.21
Calving Sub Index -3.63
Gestation Length (days) 3.95 -0.919 -3.63
Beef Sub Index 3.23
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -4.67 -0.432 2.02
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 12.62

* Based on an €80/tonne carbon price