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 8.30
Milk (kg) -456.00 -0.014 6.38
Fat (kg) 4.04 -0.375 -1.51
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index 4.30
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 1.86 1.117 2.08
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 2.42
Carcass Weight (kg) -10.90 -0.528 5.75
Age of Slaughter (days) 7.71 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index 11.53
Live WT (kg) -37.60 -0.307 11.53
Total Carbon Sub Index 27.53

* Based on an €80/tonne carbon price