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 7.42
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -4.66 -0.375 1.75
Prot (kg) -7.21 -0.441 3.18
Fertility Sub Index 8.43
Calving Interval (days) -4.70 -1.459 6.86
Survival (%) 1.41 1.117 1.58
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 1.69
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 21.81

* Based on an €80/tonne carbon price