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 7.69
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -6.77 -0.375 2.54
Prot (kg) -5.44 -0.441 2.40
Fertility Sub Index 2.97
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.62
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 12.89

* Based on an €80/tonne carbon price