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 7.08
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -5.57 -0.375 2.09
Prot (kg) -3.74 -0.441 1.65
Fertility Sub Index 8.09
Calving Interval (days) -4.11 -1.459 6.00
Survival (%) 1.87 1.117 2.09
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 3.08
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 26.56

* Based on an €80/tonne carbon price