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 19.67
Milk (kg) -348.00 -0.014 4.87
Fat (kg) -18.86 -0.375 7.06
Prot (kg) -17.52 -0.441 7.73
Fertility Sub Index -0.77
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) -1.71 1.117 -1.91
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 2.66
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 21.24

* Based on an €80/tonne carbon price