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 19.44
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -21.59 -0.375 8.09
Prot (kg) -15.41 -0.441 6.80
Fertility Sub Index 7.52
Calving Interval (days) -4.49 -1.459 6.55
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 2.68
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 34.80

* Based on an €80/tonne carbon price