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 -7.83
Milk (kg) -62.00 -0.014 0.87
Fat (kg) 10.84 -0.375 -4.06
Prot (kg) 10.50 -0.441 -4.63
Fertility Sub Index 9.64
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) 2.69 1.117 3.01
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index 0.92
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 7.41 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 2.91

* Based on an €80/tonne carbon price