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 3.37
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -2.02 -0.441 0.89
Fertility Sub Index 14.94
Calving Interval (days) -7.60 -1.459 11.09
Survival (%) 3.45 1.117 3.85
Calving Sub Index 2.75
Gestation Length (days) -2.99 -0.919 2.75
Beef Sub Index 3.36
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 10.73
Live WT (kg) -35.00 -0.307 10.73
Total Carbon Sub Index 35.16

* Based on an €80/tonne carbon price