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 -5.35
Milk (kg) 37.00 -0.014 -0.52
Fat (kg) 7.38 -0.375 -2.76
Prot (kg) 4.69 -0.441 -2.07
Fertility Sub Index 6.14
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.15 1.117 1.28
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.58
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 10.56

* Based on an €80/tonne carbon price