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 6.66
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -7.58 -0.375 2.84
Prot (kg) -4.78 -0.441 2.11
Fertility Sub Index 1.60
Calving Interval (days) -1.09 -1.459 1.59
Survival (%) 0.01 1.117 0.01
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -4.43
Carcass Weight (kg) 6.00 -0.528 -3.17
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 0.14

* Based on an €80/tonne carbon price