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 1.38
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -1.97 -0.375 0.74
Prot (kg) -1.20 -0.441 0.53
Fertility Sub Index 0.98
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.21 1.117 0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 4.29

* Based on an €80/tonne carbon price