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 -3.54
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) 4.09 -0.375 -1.53
Prot (kg) 3.56 -0.441 -1.57
Fertility Sub Index 1.67
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.28 1.117 0.31
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.73
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.90 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 11.28

* Based on an €80/tonne carbon price