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 0.69
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.20 -0.375 -0.07
Prot (kg) -1.86 -0.441 0.82
Fertility Sub Index -8.44
Calving Interval (days) 5.34 -1.459 -7.79
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 1.23
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index -1.23

* Based on an €80/tonne carbon price