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 1.13
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -0.38 -0.375 0.14
Prot (kg) -1.67 -0.441 0.74
Fertility Sub Index -4.99
Calving Interval (days) 3.99 -1.459 -5.82
Survival (%) 0.74 1.117 0.83
Calving Sub Index -2.37
Gestation Length (days) 2.58 -0.919 -2.37
Beef Sub Index 0.13
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index -3.19

* Based on an €80/tonne carbon price