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 2.38
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -2.42 -0.375 0.91
Prot (kg) -1.16 -0.441 0.51
Fertility Sub Index 6.84
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.97 1.117 2.20
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.98
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 21.85

* Based on an €80/tonne carbon price