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 34.18
Milk (kg) -1189.00 -0.014 16.65
Fat (kg) -15.29 -0.375 5.73
Prot (kg) -26.75 -0.441 11.81
Fertility Sub Index -0.96
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.02
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 8.73 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 8.92
Live WT (kg) -29.10 -0.307 8.92
Total Carbon Sub Index 42.88

* Based on an €80/tonne carbon price