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 13.91
Milk (kg) -483.00 -0.014 6.76
Fat (kg) -5.19 -0.375 1.94
Prot (kg) -11.80 -0.441 5.21
Fertility Sub Index 2.87
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 7.06
Carcass Weight (kg) -20.00 -0.528 10.55
Age of Slaughter (days) 8.09 -0.432 -3.49
Maintenance Sub Index Maint. Sub Index 17.35
Live WT (kg) -56.60 -0.307 17.35
Total Carbon Sub Index 41.92

* Based on an €80/tonne carbon price