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 -1.75
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 3.14 -0.375 -1.18
Prot (kg) 1.10 -0.441 -0.49
Fertility Sub Index 5.44
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 1.76 1.117 1.97
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.45
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 12.56

* Based on an €80/tonne carbon price