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 4.07
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index 3.67
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.78
Carcass Weight (kg) -12.20 -0.528 6.44
Age of Slaughter (days) 8.47 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index 12.05
Live WT (kg) -39.30 -0.307 12.05
Total Carbon Sub Index 23.19

* Based on an €80/tonne carbon price