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 -7.61
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) 9.55 -0.375 -3.58
Prot (kg) 7.80 -0.441 -3.44
Fertility Sub Index 2.20
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.64 1.117 0.72
Calving Sub Index 2.90
Gestation Length (days) -3.15 -0.919 2.90
Beef Sub Index 4.43
Carcass Weight (kg) -12.10 -0.528 6.38
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 8.28
Live WT (kg) -27.00 -0.307 8.28
Total Carbon Sub Index 10.19

* Based on an €80/tonne carbon price