Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 12.11
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -7.12 -0.375 2.67
Prot (kg) -11.97 -0.441 5.28
Fertility Sub Index 1.99
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 0.53 1.117 0.59
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.77
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index 14.19

* Based on an €80/tonne carbon price