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 5.96
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -4.09 -0.375 1.53
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index 5.95
Calving Interval (days) -4.50 -1.459 6.57
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 2.46
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 17.99

* Based on an €80/tonne carbon price