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 2.32
Milk (kg) -192.00 -0.014 2.69
Fat (kg) 0.46 -0.375 -0.17
Prot (kg) 0.44 -0.441 -0.19
Fertility Sub Index -5.34
Calving Interval (days) 4.66 -1.459 -6.80
Survival (%) 1.31 1.117 1.46
Calving Sub Index -1.31
Gestation Length (days) 1.42 -0.919 -1.31
Beef Sub Index -0.67
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index -5.60

* Based on an €80/tonne carbon price