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 5.75
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) -10.35 -0.375 3.88
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index 8.22
Calving Interval (days) -4.77 -1.459 6.96
Survival (%) 1.13 1.117 1.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.95
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -2.42 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 20.86

* Based on an €80/tonne carbon price