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 -3.91
Milk (kg) -7.00 -0.014 0.10
Fat (kg) 2.30 -0.375 -0.86
Prot (kg) 7.13 -0.441 -3.15
Fertility Sub Index 8.72
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 2.12 1.117 2.37
Calving Sub Index 3.87
Gestation Length (days) -4.21 -0.919 3.87
Beef Sub Index 1.14
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 7.36

* Based on an €80/tonne carbon price