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 7.84
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -1.67 -0.375 0.63
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index 3.67
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 3.06
Carcass Weight (kg) -12.50 -0.528 6.59
Age of Slaughter (days) 8.18 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 12.20
Live WT (kg) -39.80 -0.307 12.20
Total Carbon Sub Index 27.37

* Based on an €80/tonne carbon price