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 2.63
Milk (kg) -106.00 -0.014 1.48
Fat (kg) 2.80 -0.375 -1.05
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index 7.92
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 1.33
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 16.16

* Based on an €80/tonne carbon price