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 -4.22
Milk (kg) 164.00 -0.014 -2.30
Fat (kg) 2.48 -0.375 -0.93
Prot (kg) 2.26 -0.441 -1.00
Fertility Sub Index -9.31
Calving Interval (days) 4.68 -1.459 -6.83
Survival (%) -2.22 1.117 -2.48
Calving Sub Index 2.29
Gestation Length (days) -2.49 -0.919 2.29
Beef Sub Index -0.51
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 6.69 -0.432 -2.89
Maintenance Sub Index Maint. Sub Index -3.92
Live WT (kg) 12.80 -0.307 -3.92
Total Carbon Sub Index -15.69

* Based on an €80/tonne carbon price