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 -3.69
Milk (kg) -6.00 -0.014 0.08
Fat (kg) 5.11 -0.375 -1.91
Prot (kg) 4.22 -0.441 -1.86
Fertility Sub Index 5.27
Calving Interval (days) -4.28 -1.459 6.24
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 2.67
Gestation Length (days) -2.90 -0.919 2.67
Beef Sub Index -1.46
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index -4.81
Live WT (kg) 15.70 -0.307 -4.81
Total Carbon Sub Index -2.03

* Based on an €80/tonne carbon price