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 13.05
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -14.08 -0.375 5.27
Prot (kg) -11.34 -0.441 5.01
Fertility Sub Index 4.15
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index 1.51
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.66 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 22.17

* Based on an €80/tonne carbon price