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 13.56
Milk (kg) -306.00 -0.014 4.28
Fat (kg) -13.08 -0.375 4.90
Prot (kg) -9.91 -0.441 4.37
Fertility Sub Index 3.80
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) -0.67 1.117 -0.75
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 6.76
Carcass Weight (kg) -14.10 -0.528 7.44
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 8.61
Live WT (kg) -28.10 -0.307 8.61
Total Carbon Sub Index 33.71

* Based on an €80/tonne carbon price