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 15.43
Milk (kg) -324.00 -0.014 4.54
Fat (kg) -13.50 -0.375 5.06
Prot (kg) -13.22 -0.441 5.83
Fertility Sub Index 6.80
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index -0.77
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 25.16

* Based on an €80/tonne carbon price