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 6.01
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -6.60 -0.375 2.47
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index 2.08
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 1.26
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -1.58 -0.432 0.68
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 8.37

* Based on an €80/tonne carbon price