Gobhilagrihyasutra 3.6.4

3.6.4

puṣṭikāma eva saṃprajātāsu niśāyāṃ goṣṭhe 'gnim upasamādhāya vilayanaṃ juhuyāt saṃgrahaṇa saṃgṛhāṇe 'ti.

If he is desirous of thriving (in his cattle), he should, when the cows have calved, at night put wood on the fire in the cow-stable and should sacrifice churned curds with drops of ghee, with (the verse), 'Seizer, seize' (ibid. 4).