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 2.77
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -1.94 -0.375 0.73
Prot (kg) -2.47 -0.441 1.09
Fertility Sub Index 6.13
Calving Interval (days) -2.93 -1.459 4.27
Survival (%) 1.66 1.117 1.85
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.90
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.23 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 19.59

* Based on an €80/tonne carbon price