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 19.31
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -19.53 -0.375 7.32
Prot (kg) -16.30 -0.441 7.19
Fertility Sub Index 5.74
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.72 1.117 1.92
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -1.98
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 23.70

* Based on an €80/tonne carbon price