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 -2.93
Milk (kg) 84.00 -0.014 -1.18
Fat (kg) 2.19 -0.375 -0.82
Prot (kg) 2.12 -0.441 -0.94
Fertility Sub Index -14.20
Calving Interval (days) 7.74 -1.459 -11.29
Survival (%) -2.60 1.117 -2.90
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 0.99
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -14.55

* Based on an €80/tonne carbon price