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 6.95
Milk (kg) -237.00 -0.014 3.32
Fat (kg) -5.13 -0.375 1.92
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index 3.46
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 1.37
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 13.24

* Based on an €80/tonne carbon price