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 24.78
Milk (kg) -534.00 -0.014 7.48
Fat (kg) -21.59 -0.375 8.09
Prot (kg) -20.88 -0.441 9.22
Fertility Sub Index 7.17
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 1.73 1.117 1.93
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.80
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 39.12

* Based on an €80/tonne carbon price