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 9.39
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -7.21 -0.375 2.70
Prot (kg) -8.90 -0.441 3.93
Fertility Sub Index 5.77
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -2.67
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) -0.30 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 11.85

* Based on an €80/tonne carbon price