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 0.82
Milk (kg) -117.00 -0.014 1.64
Fat (kg) 3.49 -0.375 -1.31
Prot (kg) -1.11 -0.441 0.49
Fertility Sub Index 3.86
Calving Interval (days) -1.49 -1.459 2.17
Survival (%) 1.51 1.117 1.69
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index -3.24
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 8.12 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 6.80

* Based on an €80/tonne carbon price