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 8.24
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -9.46 -0.375 3.54
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index 5.76
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 1.67 1.117 1.87
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -2.43
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 8.32 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 16.72

* Based on an €80/tonne carbon price