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 10.85
Milk (kg) -262.00 -0.014 3.67
Fat (kg) -7.38 -0.375 2.76
Prot (kg) -10.02 -0.441 4.42
Fertility Sub Index 4.08
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 0.78 1.117 0.87
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index 1.90
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 20.68

* Based on an €80/tonne carbon price