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 17.35
Milk (kg) -324.00 -0.014 4.54
Fat (kg) -13.57 -0.375 5.08
Prot (kg) -17.52 -0.441 7.73
Fertility Sub Index 5.80
Calving Interval (days) -3.77 -1.459 5.50
Survival (%) 0.27 1.117 0.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.46
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 21.65

* Based on an €80/tonne carbon price