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 4.49
Milk (kg) 118.00 -0.014 -1.65
Fat (kg) -8.70 -0.375 3.26
Prot (kg) -6.53 -0.441 2.88
Fertility Sub Index 0.24
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.41
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 5.23

* Based on an €80/tonne carbon price