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 -1.05
Milk (kg) 68.00 -0.014 -0.95
Fat (kg) -3.25 -0.375 1.22
Prot (kg) 2.99 -0.441 -1.32
Fertility Sub Index 1.98
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.82
Gestation Length (days) 1.98 -0.919 -1.82
Beef Sub Index -2.70
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index -0.06

* Based on an €80/tonne carbon price