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 31.54
Milk (kg) -610.00 -0.014 8.54
Fat (kg) -35.12 -0.375 13.15
Prot (kg) -22.30 -0.441 9.84
Fertility Sub Index 6.66
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 1.65 1.117 1.84
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index -3.12
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 6.62 -0.432 -2.86
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 38.16

* Based on an €80/tonne carbon price