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 8.44
Milk (kg) -211.00 -0.014 2.95
Fat (kg) -6.88 -0.375 2.58
Prot (kg) -6.58 -0.441 2.90
Fertility Sub Index 5.81
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 1.54 1.117 1.72
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.88
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 24.93

* Based on an €80/tonne carbon price