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 15.99
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -19.53 -0.375 7.32
Prot (kg) -12.78 -0.441 5.64
Fertility Sub Index 14.96
Calving Interval (days) -8.13 -1.459 11.86
Survival (%) 2.77 1.117 3.09
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 3.01
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -1.47 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 41.30

* Based on an €80/tonne carbon price