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 11.93
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -11.18 -0.375 4.19
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index -1.89
Calving Interval (days) 0.00 -1.459 0.00
Survival (%) -1.69 1.117 -1.89
Calving Sub Index 1.35
Gestation Length (days) -1.47 -0.919 1.35
Beef Sub Index -0.43
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) -6.08 -0.432 2.62
Maintenance Sub Index Maint. Sub Index -4.69
Live WT (kg) 15.30 -0.307 -4.69
Total Carbon Sub Index 6.26

* Based on an €80/tonne carbon price