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 0.65
Milk (kg) -100.00 -0.014 1.40
Fat (kg) 1.49 -0.375 -0.56
Prot (kg) 0.44 -0.441 -0.19
Fertility Sub Index 7.75
Calving Interval (days) -4.76 -1.459 6.95
Survival (%) 0.72 1.117 0.80
Calving Sub Index 4.38
Gestation Length (days) -4.76 -0.919 4.38
Beef Sub Index 3.72
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 19.25

* Based on an €80/tonne carbon price