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 4.97
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -6.31 -0.375 2.36
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 0.08
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) 0.63 1.117 0.70
Calving Sub Index -1.91
Gestation Length (days) 2.08 -0.919 -1.91
Beef Sub Index -4.28
Carcass Weight (kg) 6.70 -0.528 -3.53
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -2.06

* Based on an €80/tonne carbon price