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 2.46
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -1.16 -0.375 0.43
Prot (kg) -1.54 -0.441 0.68
Fertility Sub Index 5.55
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.74 1.117 1.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.15
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 17.50

* Based on an €80/tonne carbon price