Sayyiduna Zayd bin Thabit (may Allah be pleased with him) said: When a miscarried child comes out alive, whether it cried out or not, the full blood money (diyah) is due for it.
Its chain contains a break (inqita').
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الديات / 16423