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 7.67
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -6.97 -0.441 3.08
Fertility Sub Index 3.92
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 4.07
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -2.58 -0.432 1.11
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 26.64

* Based on an €80/tonne carbon price