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 8.11
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -12.19 -0.375 4.57
Prot (kg) -4.58 -0.441 2.02
Fertility Sub Index 7.71
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 1.55 1.117 1.73
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 3.41
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 27.60

* Based on an €80/tonne carbon price