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 11.00
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -12.56 -0.375 4.70
Prot (kg) -10.48 -0.441 4.63
Fertility Sub Index 7.35
Calving Interval (days) -4.22 -1.459 6.16
Survival (%) 1.07 1.117 1.20
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 1.92
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 26.12

* Based on an €80/tonne carbon price