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 -13.63
Milk (kg) 61.00 -0.014 -0.85
Fat (kg) 18.52 -0.375 -6.94
Prot (kg) 13.22 -0.441 -5.83
Fertility Sub Index -1.46
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 1.99
Gestation Length (days) -2.17 -0.919 1.99
Beef Sub Index 6.43
Carcass Weight (kg) -17.10 -0.528 9.02
Age of Slaughter (days) 5.99 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 11.68
Live WT (kg) -38.10 -0.307 11.68
Total Carbon Sub Index 5.03

* Based on an €80/tonne carbon price