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 23.76
Milk (kg) -591.00 -0.014 8.27
Fat (kg) -20.03 -0.375 7.50
Prot (kg) -18.08 -0.441 7.98
Fertility Sub Index 6.86
Calving Interval (days) -4.52 -1.459 6.59
Survival (%) 0.24 1.117 0.27
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index 1.35
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 33.67

* Based on an €80/tonne carbon price