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 0.91
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) -1.48 -0.375 0.55
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index -4.63
Calving Interval (days) 2.54 -1.459 -3.71
Survival (%) -0.83 1.117 -0.93
Calving Sub Index 1.71
Gestation Length (days) -1.86 -0.919 1.71
Beef Sub Index -2.03
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -5.26

* Based on an €80/tonne carbon price