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 6.91
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -2.57 -0.375 0.96
Prot (kg) -6.19 -0.441 2.73
Fertility Sub Index 13.62
Calving Interval (days) -7.22 -1.459 10.53
Survival (%) 2.76 1.117 3.08
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index 1.03
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.36 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 27.74

* Based on an €80/tonne carbon price