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 1.47
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -0.09 -0.375 0.03
Prot (kg) -1.33 -0.441 0.59
Fertility Sub Index 4.09
Calving Interval (days) -2.06 -1.459 3.01
Survival (%) 0.97 1.117 1.08
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.40
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 14.80

* Based on an €80/tonne carbon price