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 7.80
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -6.74 -0.441 2.97
Fertility Sub Index 7.89
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) 1.34 1.117 1.50
Calving Sub Index -1.00
Gestation Length (days) 1.09 -0.919 -1.00
Beef Sub Index 0.74
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 18.15

* Based on an €80/tonne carbon price