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 10.41
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -14.83 -0.375 5.55
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index 2.92
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 1.75 1.117 1.96
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.49
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 19.09

* Based on an €80/tonne carbon price