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 14.70
Milk (kg) -487.00 -0.014 6.82
Fat (kg) -7.08 -0.375 2.65
Prot (kg) -11.86 -0.441 5.23
Fertility Sub Index 4.92
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 1.66 1.117 1.85
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 0.59
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 8.05 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 9.99
Live WT (kg) -32.60 -0.307 9.99
Total Carbon Sub Index 31.16

* Based on an €80/tonne carbon price