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 0.87
Milk (kg) -97.00 -0.014 1.36
Fat (kg) 1.63 -0.375 -0.61
Prot (kg) -0.27 -0.441 0.12
Fertility Sub Index 2.14
Calving Interval (days) -1.28 -1.459 1.87
Survival (%) 0.24 1.117 0.27
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -6.75
Carcass Weight (kg) 6.60 -0.528 -3.48
Age of Slaughter (days) 7.58 -0.432 -3.27
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index -5.46

* Based on an €80/tonne carbon price