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 0.71
Milk (kg) -102.00 -0.014 1.43
Fat (kg) 3.12 -0.375 -1.17
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 0.63
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) 1.57 1.117 1.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.78
Carcass Weight (kg) 5.50 -0.528 -2.90
Age of Slaughter (days) -0.29 -0.432 0.13
Maintenance Sub Index Maint. Sub Index -5.00
Live WT (kg) 16.30 -0.307 -5.00
Total Carbon Sub Index -6.91

* Based on an €80/tonne carbon price