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 35.63
Milk (kg) -975.00 -0.014 13.65
Fat (kg) -25.80 -0.375 9.66
Prot (kg) -27.91 -0.441 12.32
Fertility Sub Index 6.57
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 2.58 1.117 2.88
Calving Sub Index -1.31
Gestation Length (days) 1.42 -0.919 -1.31
Beef Sub Index -2.15
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.89 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 44.98

* Based on an €80/tonne carbon price