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 8.44
Milk (kg) -416.00 -0.014 5.82
Fat (kg) 0.98 -0.375 -0.37
Prot (kg) -6.76 -0.441 2.98
Fertility Sub Index 2.94
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) 1.48 1.117 1.65
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 9.88
Carcass Weight (kg) -25.20 -0.528 13.29
Age of Slaughter (days) 7.90 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 20.11
Live WT (kg) -65.60 -0.307 20.11
Total Carbon Sub Index 42.16

* Based on an €80/tonne carbon price