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 6.45
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -11.48 -0.375 4.30
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index -13.17
Calving Interval (days) 9.67 -1.459 -14.11
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index -4.17
Carcass Weight (kg) 5.00 -0.528 -2.64
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -11.26

* Based on an €80/tonne carbon price